21821514

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{877}}^1$

素因数の和:935

約数の個数: 64

約数和(自身を含む): 53101440

約数和(自身を除く): 31279926

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 29, 33, 39, 58, 66, 78, 87, 143, 174, 286, 319, 377, 429, 638, 754, 858, 877, 957, 1131, 1754, 1914, 2262, 2631, 4147, 5262, 8294, 9647, 11401, 12441, 19294, 22802, 24882, 25433, 28941, 34203, 50866, 57882, 68406, 76299, 125411, 152598, 250822, 279763, 330629, 376233, 559526, 661258, 752466, 839289, 991887, 1678578, 1983774, 3636919, 7273838, 10910757, 21821514]

約数ペア:

[(1, 21821514), (2, 10910757), (3, 7273838), (6, 3636919), (11, 1983774), (13, 1678578), (22, 991887), (26, 839289), (29, 752466), (33, 661258), (39, 559526), (58, 376233), (66, 330629), (78, 279763), (87, 250822), (143, 152598), (174, 125411), (286, 76299), (319, 68406), (377, 57882), (429, 50866), (638, 34203), (754, 28941), (858, 25433), (877, 24882), (957, 22802), (1131, 19294), (1754, 12441), (1914, 11401), (2262, 9647), (2631, 8294), (4147, 5262)]