21842808

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{70009}}^1$

素因数の和:70031

約数の個数: 32

約数和(自身を含む): 58808400

約数和(自身を除く): 36965592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 70009, 140018, 210027, 280036, 420054, 560072, 840108, 910117, 1680216, 1820234, 2730351, 3640468, 5460702, 7280936, 10921404, 21842808]

約数ペア:

[(1, 21842808), (2, 10921404), (3, 7280936), (4, 5460702), (6, 3640468), (8, 2730351), (12, 1820234), (13, 1680216), (24, 910117), (26, 840108), (39, 560072), (52, 420054), (78, 280036), (104, 210027), (156, 140018), (312, 70009)]