21032627568

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{947}}^1\times {\mathrm{5857}}^1$

素因数の和:6894

約数の個数: 80

約数和(自身を含む): 55089569280

約数和(自身を除く): 34056941712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 158, 237, 316, 474, 632, 947, 948, 1264, 1894, 1896, 2841, 3788, 3792, 5682, 5857, 7576, 11364, 11714, 15152, 17571, 22728, 23428, 35142, 45456, 46856, 70284, 74813, 93712, 140568, 149626, 224439, 281136, 299252, 448878, 462703, 598504, 897756, 925406, 1197008, 1388109, 1795512, 1850812, 2776218, 3591024, 3701624, 5546579, 5552436, 7403248, 11093158, 11104872, 16639737, 22186316, 22209744, 33279474, 44372632, 66558948, 88745264, 133117896, 266235792, 438179741, 876359482, 1314539223, 1752718964, 2629078446, 3505437928, 5258156892, 7010875856, 10516313784, 21032627568]

約数ペア:

[(1, 21032627568), (2, 10516313784), (3, 7010875856), (4, 5258156892), (6, 3505437928), (8, 2629078446), (12, 1752718964), (16, 1314539223), (24, 876359482), (48, 438179741), (79, 266235792), (158, 133117896), (237, 88745264), (316, 66558948), (474, 44372632), (632, 33279474), (947, 22209744), (948, 22186316), (1264, 16639737), (1894, 11104872), (1896, 11093158), (2841, 7403248), (3788, 5552436), (3792, 5546579), (5682, 3701624), (5857, 3591024), (7576, 2776218), (11364, 1850812), (11714, 1795512), (15152, 1388109), (17571, 1197008), (22728, 925406), (23428, 897756), (35142, 598504), (45456, 462703), (46856, 448878), (70284, 299252), (74813, 281136), (93712, 224439), (140568, 149626)]