21293165328

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{251}}^1\times {\mathrm{557}}^1$

素因数の和:1005

約数の個数: 160

約数和(自身を含む): 58586250240

約数和(自身を除く): 37293084912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 167, 228, 251, 304, 334, 456, 501, 502, 557, 668, 753, 912, 1002, 1004, 1114, 1336, 1506, 1671, 2004, 2008, 2228, 2672, 3012, 3173, 3342, 4008, 4016, 4456, 4769, 6024, 6346, 6684, 8016, 8912, 9519, 9538, 10583, 12048, 12692, 13368, 14307, 19038, 19076, 21166, 25384, 26736, 28614, 31749, 38076, 38152, 41917, 42332, 50768, 57228, 63498, 76152, 76304, 83834, 84664, 93019, 114456, 125751, 126996, 139807, 152304, 167668, 169328, 186038, 228912, 251502, 253992, 279057, 279614, 335336, 372076, 419421, 503004, 507984, 558114, 559228, 670672, 744152, 796423, 838842, 1006008, 1116228, 1118456, 1488304, 1592846, 1677684, 1767361, 2012016, 2232456, 2236912, 2389269, 2656333, 3185692, 3355368, 3534722, 4464912, 4778538, 5302083, 5312666, 6371384, 6710736, 7069444, 7968999, 9557076, 10604166, 10625332, 12742768, 14138888, 15937998, 19114152, 21208332, 21250664, 23347769, 28277776, 31875996, 38228304, 42416664, 42501328, 46695538, 63751992, 70043307, 84833328, 93391076, 127503984, 140086614, 186782152, 280173228, 373564304, 443607611, 560346456, 887215222, 1120692912, 1330822833, 1774430444, 2661645666, 3548860888, 5323291332, 7097721776, 10646582664, 21293165328]

約数ペア:

[(1, 21293165328), (2, 10646582664), (3, 7097721776), (4, 5323291332), (6, 3548860888), (8, 2661645666), (12, 1774430444), (16, 1330822833), (19, 1120692912), (24, 887215222), (38, 560346456), (48, 443607611), (57, 373564304), (76, 280173228), (114, 186782152), (152, 140086614), (167, 127503984), (228, 93391076), (251, 84833328), (304, 70043307), (334, 63751992), (456, 46695538), (501, 42501328), (502, 42416664), (557, 38228304), (668, 31875996), (753, 28277776), (912, 23347769), (1002, 21250664), (1004, 21208332), (1114, 19114152), (1336, 15937998), (1506, 14138888), (1671, 12742768), (2004, 10625332), (2008, 10604166), (2228, 9557076), (2672, 7968999), (3012, 7069444), (3173, 6710736), (3342, 6371384), (4008, 5312666), (4016, 5302083), (4456, 4778538), (4769, 4464912), (6024, 3534722), (6346, 3355368), (6684, 3185692), (8016, 2656333), (8912, 2389269), (9519, 2236912), (9538, 2232456), (10583, 2012016), (12048, 1767361), (12692, 1677684), (13368, 1592846), (14307, 1488304), (19038, 1118456), (19076, 1116228), (21166, 1006008), (25384, 838842), (26736, 796423), (28614, 744152), (31749, 670672), (38076, 559228), (38152, 558114), (41917, 507984), (42332, 503004), (50768, 419421), (57228, 372076), (63498, 335336), (76152, 279614), (76304, 279057), (83834, 253992), (84664, 251502), (93019, 228912), (114456, 186038), (125751, 169328), (126996, 167668), (139807, 152304)]