21066648

素因数分解:

$2^3\times 3^1\times {\mathrm{109}}^1\times {\mathrm{8053}}^1$

素因数の和:8171

約数の個数: 32

約数和(自身を含む): 53156400

約数和(自身を除く): 32089752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 109, 218, 327, 436, 654, 872, 1308, 2616, 8053, 16106, 24159, 32212, 48318, 64424, 96636, 193272, 877777, 1755554, 2633331, 3511108, 5266662, 7022216, 10533324, 21066648]

約数ペア:

[(1, 21066648), (2, 10533324), (3, 7022216), (4, 5266662), (6, 3511108), (8, 2633331), (12, 1755554), (24, 877777), (109, 193272), (218, 96636), (327, 64424), (436, 48318), (654, 32212), (872, 24159), (1308, 16106), (2616, 8053)]