21543570

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{26597}}^1$

素因数の和:26616

約数の個数: 40

約数和(自身を含む): 57930444

約数和(自身を除く): 36386874

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 26597, 53194, 79791, 132985, 159582, 239373, 265970, 398955, 478746, 718119, 797910, 1196865, 1436238, 2154357, 2393730, 3590595, 4308714, 7181190, 10771785, 21543570]

約数ペア:

[(1, 21543570), (2, 10771785), (3, 7181190), (5, 4308714), (6, 3590595), (9, 2393730), (10, 2154357), (15, 1436238), (18, 1196865), (27, 797910), (30, 718119), (45, 478746), (54, 398955), (81, 265970), (90, 239373), (135, 159582), (162, 132985), (270, 79791), (405, 53194), (810, 26597)]