21013500246

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{3331}}^1\times {\mathrm{13309}}^1$

素因数の和:16724

約数の個数: 32

約数和(自身を含む): 42574963200

約数和(自身を除く): 21561462954

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 3331, 6662, 9993, 13309, 19986, 26618, 39927, 79854, 263149, 526298, 789447, 1051411, 1578894, 2102822, 3154233, 6308466, 44332279, 88664558, 132996837, 265993674, 3502250041, 7004500082, 10506750123, 21013500246]

約数ペア:

[(1, 21013500246), (2, 10506750123), (3, 7004500082), (6, 3502250041), (79, 265993674), (158, 132996837), (237, 88664558), (474, 44332279), (3331, 6308466), (6662, 3154233), (9993, 2102822), (13309, 1578894), (19986, 1051411), (26618, 789447), (39927, 526298), (79854, 263149)]