21856048

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{36919}}^1$

素因数の和:36964

約数の個数: 20

約数和(自身を含む): 43491760

約数和(自身を除く): 21635712

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 36919, 73838, 147676, 295352, 590704, 1366003, 2732006, 5464012, 10928024, 21856048]

約数ペア:

[(1, 21856048), (2, 10928024), (4, 5464012), (8, 2732006), (16, 1366003), (37, 590704), (74, 295352), (148, 147676), (296, 73838), (592, 36919)]