21736416

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17417}}^1$

素因数の和:17443

約数の個数: 48

約数和(自身を含む): 61450704

約数和(自身を除く): 39714288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 17417, 34834, 52251, 69668, 104502, 139336, 209004, 226421, 278672, 418008, 452842, 557344, 679263, 836016, 905684, 1358526, 1672032, 1811368, 2717052, 3622736, 5434104, 7245472, 10868208, 21736416]

約数ペア:

[(1, 21736416), (2, 10868208), (3, 7245472), (4, 5434104), (6, 3622736), (8, 2717052), (12, 1811368), (13, 1672032), (16, 1358526), (24, 905684), (26, 836016), (32, 679263), (39, 557344), (48, 452842), (52, 418008), (78, 278672), (96, 226421), (104, 209004), (156, 139336), (208, 104502), (312, 69668), (416, 52251), (624, 34834), (1248, 17417)]