21306120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16141}}^1$

素因数の和:16166

約数の個数: 64

約数和(自身を含む): 69733440

約数和(自身を除く): 48427320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 16141, 32282, 48423, 64564, 80705, 96846, 129128, 161410, 177551, 193692, 242115, 322820, 355102, 387384, 484230, 532653, 645640, 710204, 887755, 968460, 1065306, 1420408, 1775510, 1936920, 2130612, 2663265, 3551020, 4261224, 5326530, 7102040, 10653060, 21306120]

約数ペア:

[(1, 21306120), (2, 10653060), (3, 7102040), (4, 5326530), (5, 4261224), (6, 3551020), (8, 2663265), (10, 2130612), (11, 1936920), (12, 1775510), (15, 1420408), (20, 1065306), (22, 968460), (24, 887755), (30, 710204), (33, 645640), (40, 532653), (44, 484230), (55, 387384), (60, 355102), (66, 322820), (88, 242115), (110, 193692), (120, 177551), (132, 161410), (165, 129128), (220, 96846), (264, 80705), (330, 64564), (440, 48423), (660, 32282), (1320, 16141)]