21486410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6301}}^1$

素因数の和:6350

約数の個数: 32

約数和(自身を含む): 43559424

約数和(自身を除く): 22073014

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 6301, 12602, 31505, 63010, 69311, 138622, 195331, 346555, 390662, 693110, 976655, 1953310, 2148641, 4297282, 10743205, 21486410]

約数ペア:

[(1, 21486410), (2, 10743205), (5, 4297282), (10, 2148641), (11, 1953310), (22, 976655), (31, 693110), (55, 390662), (62, 346555), (110, 195331), (155, 138622), (310, 69311), (341, 63010), (682, 31505), (1705, 12602), (3410, 6301)]