21761610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55799}}^1$

素因数の和:55822

約数の個数: 32

約数和(自身を含む): 56246400

約数和(自身を除く): 34484790

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 55799, 111598, 167397, 278995, 334794, 557990, 725387, 836985, 1450774, 1673970, 2176161, 3626935, 4352322, 7253870, 10880805, 21761610]

約数ペア:

[(1, 21761610), (2, 10880805), (3, 7253870), (5, 4352322), (6, 3626935), (10, 2176161), (13, 1673970), (15, 1450774), (26, 836985), (30, 725387), (39, 557990), (65, 334794), (78, 278995), (130, 167397), (195, 111598), (390, 55799)]