21815362

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 14109758

約数列:

[1, 2, 23, 41, 43, 46, 82, 86, 269, 538, 943, 989, 1763, 1886, 1978, 3526, 6187, 11029, 11567, 12374, 22058, 23134, 40549, 81098, 253667, 266041, 474247, 507334, 532082, 948494, 10907681, 21815362]

約数ペア:

[(1, 21815362), (2, 10907681), (23, 948494), (41, 532082), (43, 507334), (46, 474247), (82, 266041), (86, 253667), (269, 81098), (538, 40549), (943, 23134), (989, 22058), (1763, 12374), (1886, 11567), (1978, 11029), (3526, 6187)]