21649578

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{2659}}^1$

素因数の和:2746

約数の個数: 32

約数和(自身を含む): 45964800

約数和(自身を除く): 24315222

約数列:

[1, 2, 3, 6, 23, 46, 59, 69, 118, 138, 177, 354, 1357, 2659, 2714, 4071, 5318, 7977, 8142, 15954, 61157, 122314, 156881, 183471, 313762, 366942, 470643, 941286, 3608263, 7216526, 10824789, 21649578]

約数ペア:

[(1, 21649578), (2, 10824789), (3, 7216526), (6, 3608263), (23, 941286), (46, 470643), (59, 366942), (69, 313762), (118, 183471), (138, 156881), (177, 122314), (354, 61157), (1357, 15954), (2659, 8142), (2714, 7977), (4071, 5318)]