221736960018

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{379}}^1\times {\mathrm{663331}}^1$

素因数の和:663732

約数の個数: 72

約数和(自身を含む): 560343073680

約数和(自身を除く): 338606113662

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 379, 441, 758, 882, 1137, 2274, 2653, 3411, 5306, 6822, 7959, 15918, 18571, 23877, 37142, 47754, 55713, 111426, 167139, 334278, 663331, 1326662, 1989993, 3979986, 4643317, 5969979, 9286634, 11939958, 13929951, 27859902, 32503219, 41789853, 65006438, 83579706, 97509657, 195019314, 251402449, 292528971, 502804898, 585057942, 754207347, 1508414694, 1759817143, 2262622041, 3519634286, 4525244082, 5279451429, 10558902858, 12318720001, 15838354287, 24637440002, 31676708574, 36956160003, 73912320006, 110868480009, 221736960018]

約数ペア:

[(1, 221736960018), (2, 110868480009), (3, 73912320006), (6, 36956160003), (7, 31676708574), (9, 24637440002), (14, 15838354287), (18, 12318720001), (21, 10558902858), (42, 5279451429), (49, 4525244082), (63, 3519634286), (98, 2262622041), (126, 1759817143), (147, 1508414694), (294, 754207347), (379, 585057942), (441, 502804898), (758, 292528971), (882, 251402449), (1137, 195019314), (2274, 97509657), (2653, 83579706), (3411, 65006438), (5306, 41789853), (6822, 32503219), (7959, 27859902), (15918, 13929951), (18571, 11939958), (23877, 9286634), (37142, 5969979), (47754, 4643317), (55713, 3979986), (111426, 1989993), (167139, 1326662), (334278, 663331)]