21315511165

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{10859}}^1$

素因数の和:11014

約数の個数: 48

約数和(自身を含む): 29190637440

約数和(自身を除く): 7875126275

約数列:

[1, 5, 13, 23, 65, 101, 115, 169, 299, 505, 845, 1313, 1495, 2323, 3887, 6565, 10859, 11615, 17069, 19435, 30199, 54295, 85345, 141167, 150995, 249757, 392587, 705835, 1096759, 1248785, 1835171, 1962935, 3246841, 5483795, 9175855, 14257867, 16234205, 25225457, 42208933, 71289335, 126127285, 185352271, 211044665, 327930941, 926761355, 1639654705, 4263102233, 21315511165]

約数ペア:

[(1, 21315511165), (5, 4263102233), (13, 1639654705), (23, 926761355), (65, 327930941), (101, 211044665), (115, 185352271), (169, 126127285), (299, 71289335), (505, 42208933), (845, 25225457), (1313, 16234205), (1495, 14257867), (2323, 9175855), (3887, 5483795), (6565, 3246841), (10859, 1962935), (11615, 1835171), (17069, 1248785), (19435, 1096759), (30199, 705835), (54295, 392587), (85345, 249757), (141167, 150995)]