21547305

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36833}}^1$

素因数の和:36857

約数の個数: 24

約数和(自身を含む): 40222728

約数和(自身を除く): 18675423

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 36833, 110499, 184165, 331497, 478829, 552495, 1436487, 1657485, 2394145, 4309461, 7182435, 21547305]

約数ペア:

[(1, 21547305), (3, 7182435), (5, 4309461), (9, 2394145), (13, 1657485), (15, 1436487), (39, 552495), (45, 478829), (65, 331497), (117, 184165), (195, 110499), (585, 36833)]