21588897676

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1\times {\mathrm{2293}}^1$

素因数の和:2938

約数の個数: 48

約数和(自身を含む): 39020940000

約数和(自身を除く): 17432042324

約数列:

[1, 2, 4, 53, 89, 106, 178, 212, 356, 499, 998, 1996, 2293, 4586, 4717, 9172, 9434, 18868, 26447, 44411, 52894, 88822, 105788, 121529, 177644, 204077, 243058, 408154, 486116, 816308, 1144207, 2288414, 2353783, 4576828, 4707566, 9415132, 10816081, 21632162, 43264324, 60642971, 101834423, 121285942, 203668846, 242571884, 407337692, 5397224419, 10794448838, 21588897676]

約数ペア:

[(1, 21588897676), (2, 10794448838), (4, 5397224419), (53, 407337692), (89, 242571884), (106, 203668846), (178, 121285942), (212, 101834423), (356, 60642971), (499, 43264324), (998, 21632162), (1996, 10816081), (2293, 9415132), (4586, 4707566), (4717, 4576828), (9172, 2353783), (9434, 2288414), (18868, 1144207), (26447, 816308), (44411, 486116), (52894, 408154), (88822, 243058), (105788, 204077), (121529, 177644)]