21445496

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1367}}^1$

素因数の和:1463

約数の個数: 32

約数和(自身を含む): 42107040

約数和(自身を除く): 20661544

約数列:

[1, 2, 4, 8, 37, 53, 74, 106, 148, 212, 296, 424, 1367, 1961, 2734, 3922, 5468, 7844, 10936, 15688, 50579, 72451, 101158, 144902, 202316, 289804, 404632, 579608, 2680687, 5361374, 10722748, 21445496]

約数ペア:

[(1, 21445496), (2, 10722748), (4, 5361374), (8, 2680687), (37, 579608), (53, 404632), (74, 289804), (106, 202316), (148, 144902), (212, 101158), (296, 72451), (424, 50579), (1367, 15688), (1961, 10936), (2734, 7844), (3922, 5468)]