2021821130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1\times {\mathrm{1609}}^1$

素因数の和:2271

約数の個数: 64

約数和(自身を含む): 4312224000

約数和(自身を除く): 2290402870

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 619, 1015, 1238, 1609, 2030, 3095, 3218, 4333, 6190, 8045, 8666, 11263, 16090, 17951, 21665, 22526, 35902, 43330, 46661, 56315, 89755, 93322, 112630, 125657, 179510, 233305, 251314, 326627, 466610, 628285, 653254, 995971, 1256570, 1633135, 1991942, 3266270, 4979855, 6971797, 9959710, 13943594, 28883159, 34858985, 57766318, 69717970, 144415795, 202182113, 288831590, 404364226, 1010910565, 2021821130]

約数ペア:

[(1, 2021821130), (2, 1010910565), (5, 404364226), (7, 288831590), (10, 202182113), (14, 144415795), (29, 69717970), (35, 57766318), (58, 34858985), (70, 28883159), (145, 13943594), (203, 9959710), (290, 6971797), (406, 4979855), (619, 3266270), (1015, 1991942), (1238, 1633135), (1609, 1256570), (2030, 995971), (3095, 653254), (3218, 628285), (4333, 466610), (6190, 326627), (8045, 251314), (8666, 233305), (11263, 179510), (16090, 125657), (17951, 112630), (21665, 93322), (22526, 89755), (35902, 56315), (43330, 46661)]