21471750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{3181}}^1$

素因数の和:3207

約数の個数: 64

約数和(自身を含む): 59567040

約数和(自身を除く): 38095290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 125, 135, 150, 225, 250, 270, 375, 450, 675, 750, 1125, 1350, 2250, 3181, 3375, 6362, 6750, 9543, 15905, 19086, 28629, 31810, 47715, 57258, 79525, 85887, 95430, 143145, 159050, 171774, 238575, 286290, 397625, 429435, 477150, 715725, 795250, 858870, 1192875, 1431450, 2147175, 2385750, 3578625, 4294350, 7157250, 10735875, 21471750]

約数ペア:

[(1, 21471750), (2, 10735875), (3, 7157250), (5, 4294350), (6, 3578625), (9, 2385750), (10, 2147175), (15, 1431450), (18, 1192875), (25, 858870), (27, 795250), (30, 715725), (45, 477150), (50, 429435), (54, 397625), (75, 286290), (90, 238575), (125, 171774), (135, 159050), (150, 143145), (225, 95430), (250, 85887), (270, 79525), (375, 57258), (450, 47715), (675, 31810), (750, 28629), (1125, 19086), (1350, 15905), (2250, 9543), (3181, 6750), (3375, 6362)]