21085050

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:532

約数の個数: 96

約数和(自身を含む): 61281792

約数和(自身を除く): 40196742

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 43, 50, 70, 75, 86, 105, 129, 150, 175, 210, 215, 258, 301, 350, 430, 467, 525, 602, 645, 903, 934, 1050, 1075, 1290, 1401, 1505, 1806, 2150, 2335, 2802, 3010, 3225, 3269, 4515, 4670, 6450, 6538, 7005, 7525, 9030, 9807, 11675, 14010, 15050, 16345, 19614, 20081, 22575, 23350, 32690, 35025, 40162, 45150, 49035, 60243, 70050, 81725, 98070, 100405, 120486, 140567, 163450, 200810, 245175, 281134, 301215, 421701, 490350, 502025, 602430, 702835, 843402, 1004050, 1405670, 1506075, 2108505, 3012150, 3514175, 4217010, 7028350, 10542525, 21085050]

約数ペア:

[(1, 21085050), (2, 10542525), (3, 7028350), (5, 4217010), (6, 3514175), (7, 3012150), (10, 2108505), (14, 1506075), (15, 1405670), (21, 1004050), (25, 843402), (30, 702835), (35, 602430), (42, 502025), (43, 490350), (50, 421701), (70, 301215), (75, 281134), (86, 245175), (105, 200810), (129, 163450), (150, 140567), (175, 120486), (210, 100405), (215, 98070), (258, 81725), (301, 70050), (350, 60243), (430, 49035), (467, 45150), (525, 40162), (602, 35025), (645, 32690), (903, 23350), (934, 22575), (1050, 20081), (1075, 19614), (1290, 16345), (1401, 15050), (1505, 14010), (1806, 11675), (2150, 9807), (2335, 9030), (2802, 7525), (3010, 7005), (3225, 6538), (3269, 6450), (4515, 4670)]