21654438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{1223}}^1$

素因数の和:1468

約数の個数: 32

約数和(自身を含む): 46884096

約数和(自身を除く): 25229658

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 227, 454, 681, 1223, 1362, 2446, 2951, 3669, 5902, 7338, 8853, 15899, 17706, 31798, 47697, 95394, 277621, 555242, 832863, 1665726, 3609073, 7218146, 10827219, 21654438]

約数ペア:

[(1, 21654438), (2, 10827219), (3, 7218146), (6, 3609073), (13, 1665726), (26, 832863), (39, 555242), (78, 277621), (227, 95394), (454, 47697), (681, 31798), (1223, 17706), (1362, 15899), (2446, 8853), (2951, 7338), (3669, 5902)]