21497905220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5748103}}^1$

素因数の和:5748140

約数の個数: 48

約数和(自身を含む): 52146799488

約数和(自身を除く): 30648894268

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 5748103, 11496206, 22992412, 28740515, 57481030, 63229133, 97717751, 114962060, 126458266, 195435502, 252916532, 316145665, 390871004, 488588755, 632291330, 977177510, 1074895261, 1264582660, 1954355020, 2149790522, 4299581044, 5374476305, 10748952610, 21497905220]

約数ペア:

[(1, 21497905220), (2, 10748952610), (4, 5374476305), (5, 4299581044), (10, 2149790522), (11, 1954355020), (17, 1264582660), (20, 1074895261), (22, 977177510), (34, 632291330), (44, 488588755), (55, 390871004), (68, 316145665), (85, 252916532), (110, 195435502), (170, 126458266), (187, 114962060), (220, 97717751), (340, 63229133), (374, 57481030), (748, 28740515), (935, 22992412), (1870, 11496206), (3740, 5748103)]