21312122

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 36312192

約数和(自身を除く): 15000070

約数列:

[1, 2, 13, 23, 26, 46, 157, 227, 299, 314, 454, 598, 2041, 2951, 3611, 4082, 5221, 5902, 7222, 10442, 35639, 46943, 67873, 71278, 93886, 135746, 463307, 819697, 926614, 1639394, 10656061, 21312122]

約数ペア:

[(1, 21312122), (2, 10656061), (13, 1639394), (23, 926614), (26, 819697), (46, 463307), (157, 135746), (227, 93886), (299, 71278), (314, 67873), (454, 46943), (598, 35639), (2041, 10442), (2951, 7222), (3611, 5902), (4082, 5221)]