2321487

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 4008960

約数和(自身を除く): 1687473

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 173, 189, 213, 497, 519, 639, 1211, 1491, 1557, 1917, 3633, 4473, 4671, 10899, 12283, 13419, 32697, 36849, 85981, 110547, 257943, 331641, 773829, 2321487]

約数ペア:

[(1, 2321487), (3, 773829), (7, 331641), (9, 257943), (21, 110547), (27, 85981), (63, 36849), (71, 32697), (173, 13419), (189, 12283), (213, 10899), (497, 4671), (519, 4473), (639, 3633), (1211, 1917), (1491, 1557)]