21095250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{2557}}^1$

素因数の和:2588

約数の個数: 64

約数和(自身を含む): 57462912

約数和(自身を除く): 36367662

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 125, 150, 165, 250, 275, 330, 375, 550, 750, 825, 1375, 1650, 2557, 2750, 4125, 5114, 7671, 8250, 12785, 15342, 25570, 28127, 38355, 56254, 63925, 76710, 84381, 127850, 140635, 168762, 191775, 281270, 319625, 383550, 421905, 639250, 703175, 843810, 958875, 1406350, 1917750, 2109525, 3515875, 4219050, 7031750, 10547625, 21095250]

約数ペア:

[(1, 21095250), (2, 10547625), (3, 7031750), (5, 4219050), (6, 3515875), (10, 2109525), (11, 1917750), (15, 1406350), (22, 958875), (25, 843810), (30, 703175), (33, 639250), (50, 421905), (55, 383550), (66, 319625), (75, 281270), (110, 191775), (125, 168762), (150, 140635), (165, 127850), (250, 84381), (275, 76710), (330, 63925), (375, 56254), (550, 38355), (750, 28127), (825, 25570), (1375, 15342), (1650, 12785), (2557, 8250), (2750, 7671), (4125, 5114)]