21502140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32579}}^1$

素因数の和:32602

約数の個数: 48

約数和(自身を含む): 65681280

約数和(自身を除く): 44179140

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 32579, 65158, 97737, 130316, 162895, 195474, 325790, 358369, 390948, 488685, 651580, 716738, 977370, 1075107, 1433476, 1791845, 1954740, 2150214, 3583690, 4300428, 5375535, 7167380, 10751070, 21502140]

約数ペア:

[(1, 21502140), (2, 10751070), (3, 7167380), (4, 5375535), (5, 4300428), (6, 3583690), (10, 2150214), (11, 1954740), (12, 1791845), (15, 1433476), (20, 1075107), (22, 977370), (30, 716738), (33, 651580), (44, 488685), (55, 390948), (60, 358369), (66, 325790), (110, 195474), (132, 162895), (165, 130316), (220, 97737), (330, 65158), (660, 32579)]