21475012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1429}}^1$

素因数の和:1480

約数の個数: 36

約数和(自身を含む): 43022980

約数和(自身を除く): 21547968

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 289, 442, 578, 884, 1156, 1429, 2858, 3757, 5716, 7514, 15028, 18577, 24293, 37154, 48586, 74308, 97172, 315809, 412981, 631618, 825962, 1263236, 1651924, 5368753, 10737506, 21475012]

約数ペア:

[(1, 21475012), (2, 10737506), (4, 5368753), (13, 1651924), (17, 1263236), (26, 825962), (34, 631618), (52, 412981), (68, 315809), (221, 97172), (289, 74308), (442, 48586), (578, 37154), (884, 24293), (1156, 18577), (1429, 15028), (2858, 7514), (3757, 5716)]