21514020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:941

約数の個数: 96

約数和(自身を含む): 67568256

約数和(自身を除く): 46054236

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 37, 44, 55, 60, 66, 74, 110, 111, 132, 148, 165, 185, 220, 222, 330, 370, 407, 444, 555, 660, 740, 814, 881, 1110, 1221, 1628, 1762, 2035, 2220, 2442, 2643, 3524, 4070, 4405, 4884, 5286, 6105, 8140, 8810, 9691, 10572, 12210, 13215, 17620, 19382, 24420, 26430, 29073, 32597, 38764, 48455, 52860, 58146, 65194, 96910, 97791, 116292, 130388, 145365, 162985, 193820, 195582, 290730, 325970, 358567, 391164, 488955, 581460, 651940, 717134, 977910, 1075701, 1434268, 1792835, 1955820, 2151402, 3585670, 4302804, 5378505, 7171340, 10757010, 21514020]

約数ペア:

[(1, 21514020), (2, 10757010), (3, 7171340), (4, 5378505), (5, 4302804), (6, 3585670), (10, 2151402), (11, 1955820), (12, 1792835), (15, 1434268), (20, 1075701), (22, 977910), (30, 717134), (33, 651940), (37, 581460), (44, 488955), (55, 391164), (60, 358567), (66, 325970), (74, 290730), (110, 195582), (111, 193820), (132, 162985), (148, 145365), (165, 130388), (185, 116292), (220, 97791), (222, 96910), (330, 65194), (370, 58146), (407, 52860), (444, 48455), (555, 38764), (660, 32597), (740, 29073), (814, 26430), (881, 24420), (1110, 19382), (1221, 17620), (1628, 13215), (1762, 12210), (2035, 10572), (2220, 9691), (2442, 8810), (2643, 8140), (3524, 6105), (4070, 5286), (4405, 4884)]