21931830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2801}}^1$

素因数の和:2846

約数の個数: 64

約数和(自身を含む): 60523200

約数和(自身を除く): 38591370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 290, 435, 522, 783, 870, 1305, 1566, 2610, 2801, 3915, 5602, 7830, 8403, 14005, 16806, 25209, 28010, 42015, 50418, 75627, 81229, 84030, 126045, 151254, 162458, 243687, 252090, 378135, 406145, 487374, 731061, 756270, 812290, 1218435, 1462122, 2193183, 2436870, 3655305, 4386366, 7310610, 10965915, 21931830]

約数ペア:

[(1, 21931830), (2, 10965915), (3, 7310610), (5, 4386366), (6, 3655305), (9, 2436870), (10, 2193183), (15, 1462122), (18, 1218435), (27, 812290), (29, 756270), (30, 731061), (45, 487374), (54, 406145), (58, 378135), (87, 252090), (90, 243687), (135, 162458), (145, 151254), (174, 126045), (261, 84030), (270, 81229), (290, 75627), (435, 50418), (522, 42015), (783, 28010), (870, 25209), (1305, 16806), (1566, 14005), (2610, 8403), (2801, 7830), (3915, 5602)]