21000279786

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{9137}}^1\times {\mathrm{9343}}^1$

素因数の和:18526

約数の個数: 32

約数和(自身を含む): 43034277888

約数和(自身を除く): 22033998102

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 9137, 9343, 18274, 18686, 27411, 28029, 54822, 56058, 374617, 383063, 749234, 766126, 1123851, 1149189, 2247702, 2298378, 85366991, 170733982, 256100973, 512201946, 3500046631, 7000093262, 10500139893, 21000279786]

約数ペア:

[(1, 21000279786), (2, 10500139893), (3, 7000093262), (6, 3500046631), (41, 512201946), (82, 256100973), (123, 170733982), (246, 85366991), (9137, 2298378), (9343, 2247702), (18274, 1149189), (18686, 1123851), (27411, 766126), (28029, 749234), (54822, 383063), (56058, 374617)]