21060855396

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2258779}}^1$

素因数の和:2258833

約数の個数: 72

約数和(自身を含む): 62486889920

約数和(自身を除く): 41426034524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2331, 3108, 4662, 9324, 2258779, 4517558, 6776337, 9035116, 13552674, 15811453, 20329011, 27105348, 31622906, 40658022, 47434359, 63245812, 81316044, 83574823, 94868718, 142303077, 167149646, 189737436, 250724469, 284606154, 334299292, 501448938, 569212308, 585023761, 752173407, 1002897876, 1170047522, 1504346814, 1755071283, 2340095044, 3008693628, 3510142566, 5265213849, 7020285132, 10530427698, 21060855396]

約数ペア:

[(1, 21060855396), (2, 10530427698), (3, 7020285132), (4, 5265213849), (6, 3510142566), (7, 3008693628), (9, 2340095044), (12, 1755071283), (14, 1504346814), (18, 1170047522), (21, 1002897876), (28, 752173407), (36, 585023761), (37, 569212308), (42, 501448938), (63, 334299292), (74, 284606154), (84, 250724469), (111, 189737436), (126, 167149646), (148, 142303077), (222, 94868718), (252, 83574823), (259, 81316044), (333, 63245812), (444, 47434359), (518, 40658022), (666, 31622906), (777, 27105348), (1036, 20329011), (1332, 15811453), (1554, 13552674), (2331, 9035116), (3108, 6776337), (4662, 4517558), (9324, 2258779)]