21816550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{751}}^1$

素因数の和:853

約数の個数: 48

約数和(自身を含む): 46996992

約数和(自身を除く): 25180442

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 83, 166, 175, 350, 415, 581, 751, 830, 1162, 1502, 2075, 2905, 3755, 4150, 5257, 5810, 7510, 10514, 14525, 18775, 26285, 29050, 37550, 52570, 62333, 124666, 131425, 262850, 311665, 436331, 623330, 872662, 1558325, 2181655, 3116650, 4363310, 10908275, 21816550]

約数ペア:

[(1, 21816550), (2, 10908275), (5, 4363310), (7, 3116650), (10, 2181655), (14, 1558325), (25, 872662), (35, 623330), (50, 436331), (70, 311665), (83, 262850), (166, 131425), (175, 124666), (350, 62333), (415, 52570), (581, 37550), (751, 29050), (830, 26285), (1162, 18775), (1502, 14525), (2075, 10514), (2905, 7510), (3755, 5810), (4150, 5257)]