21627150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4651}}^1$

素因数の和:4697

約数の個数: 48

約数和(自身を含む): 55377408

約数和(自身を除く): 33750258

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 775, 930, 1550, 2325, 4650, 4651, 9302, 13953, 23255, 27906, 46510, 69765, 116275, 139530, 144181, 232550, 288362, 348825, 432543, 697650, 720905, 865086, 1441810, 2162715, 3604525, 4325430, 7209050, 10813575, 21627150]

約数ペア:

[(1, 21627150), (2, 10813575), (3, 7209050), (5, 4325430), (6, 3604525), (10, 2162715), (15, 1441810), (25, 865086), (30, 720905), (31, 697650), (50, 432543), (62, 348825), (75, 288362), (93, 232550), (150, 144181), (155, 139530), (186, 116275), (310, 69765), (465, 46510), (775, 27906), (930, 23255), (1550, 13953), (2325, 9302), (4650, 4651)]