21013656

素因数分解:

$2^3\times 3^1\times {\mathrm{101}}^1\times {\mathrm{8669}}^1$

素因数の和:8779

約数の個数: 32

約数和(自身を含む): 53060400

約数和(自身を除く): 32046744

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 101, 202, 303, 404, 606, 808, 1212, 2424, 8669, 17338, 26007, 34676, 52014, 69352, 104028, 208056, 875569, 1751138, 2626707, 3502276, 5253414, 7004552, 10506828, 21013656]

約数ペア:

[(1, 21013656), (2, 10506828), (3, 7004552), (4, 5253414), (6, 3502276), (8, 2626707), (12, 1751138), (24, 875569), (101, 208056), (202, 104028), (303, 69352), (404, 52014), (606, 34676), (808, 26007), (1212, 17338), (2424, 8669)]