21289932

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{6359}}^1$

素因数の和:6403

約数の個数: 48

約数和(自身を含む): 56985600

約数和(自身を除く): 35695668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 558, 837, 1116, 1674, 3348, 6359, 12718, 19077, 25436, 38154, 57231, 76308, 114462, 171693, 197129, 228924, 343386, 394258, 591387, 686772, 788516, 1182774, 1774161, 2365548, 3548322, 5322483, 7096644, 10644966, 21289932]

約数ペア:

[(1, 21289932), (2, 10644966), (3, 7096644), (4, 5322483), (6, 3548322), (9, 2365548), (12, 1774161), (18, 1182774), (27, 788516), (31, 686772), (36, 591387), (54, 394258), (62, 343386), (93, 228924), (108, 197129), (124, 171693), (186, 114462), (279, 76308), (372, 57231), (558, 38154), (837, 25436), (1116, 19077), (1674, 12718), (3348, 6359)]