2100420651

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{16921}}^1$

素因数の和:17211

約数の個数: 32

約数和(自身を含む): 3352992768

約数和(自身を除く): 1252572117

約数列:

[1, 3, 7, 21, 23, 69, 161, 257, 483, 771, 1799, 5397, 5911, 16921, 17733, 41377, 50763, 118447, 124131, 355341, 389183, 1167549, 2724281, 4348697, 8172843, 13046091, 30440879, 91322637, 100020031, 300060093, 700140217, 2100420651]

約数ペア:

[(1, 2100420651), (3, 700140217), (7, 300060093), (21, 100020031), (23, 91322637), (69, 30440879), (161, 13046091), (257, 8172843), (483, 4348697), (771, 2724281), (1799, 1167549), (5397, 389183), (5911, 355341), (16921, 124131), (17733, 118447), (41377, 50763)]