21417318

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{30509}}^1$

素因数の和:30533

約数の個数: 32

約数和(自身を含む): 51256800

約数和(自身を除く): 29839482

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 30509, 61018, 91527, 183054, 274581, 396617, 549162, 793234, 823743, 1189851, 1647486, 2379702, 3569553, 7139106, 10708659, 21417318]

約数ペア:

[(1, 21417318), (2, 10708659), (3, 7139106), (6, 3569553), (9, 2379702), (13, 1647486), (18, 1189851), (26, 823743), (27, 793234), (39, 549162), (54, 396617), (78, 274581), (117, 183054), (234, 91527), (351, 61018), (702, 30509)]