21413232

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{4019}}^1$

素因数の和:4070

約数の個数: 60

約数和(自身を含む): 61562280

約数和(自身を除く): 40149048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 888, 1332, 1776, 2664, 4019, 5328, 8038, 12057, 16076, 24114, 32152, 36171, 48228, 64304, 72342, 96456, 144684, 148703, 192912, 289368, 297406, 446109, 578736, 594812, 892218, 1189624, 1338327, 1784436, 2379248, 2676654, 3568872, 5353308, 7137744, 10706616, 21413232]

約数ペア:

[(1, 21413232), (2, 10706616), (3, 7137744), (4, 5353308), (6, 3568872), (8, 2676654), (9, 2379248), (12, 1784436), (16, 1338327), (18, 1189624), (24, 892218), (36, 594812), (37, 578736), (48, 446109), (72, 297406), (74, 289368), (111, 192912), (144, 148703), (148, 144684), (222, 96456), (296, 72342), (333, 64304), (444, 48228), (592, 36171), (666, 32152), (888, 24114), (1332, 16076), (1776, 12057), (2664, 8038), (4019, 5328)]