21322299120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{88842913}}^1$

素因数の和:88842929

約数の個数: 40

約数和(自身を含む): 66099128016

約数和(自身を除く): 44776828896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 88842913, 177685826, 266528739, 355371652, 444214565, 533057478, 710743304, 888429130, 1066114956, 1332643695, 1421486608, 1776858260, 2132229912, 2665287390, 3553716520, 4264459824, 5330574780, 7107433040, 10661149560, 21322299120]

約数ペア:

[(1, 21322299120), (2, 10661149560), (3, 7107433040), (4, 5330574780), (5, 4264459824), (6, 3553716520), (8, 2665287390), (10, 2132229912), (12, 1776858260), (15, 1421486608), (16, 1332643695), (20, 1066114956), (24, 888429130), (30, 710743304), (40, 533057478), (48, 444214565), (60, 355371652), (80, 266528739), (120, 177685826), (240, 88842913)]