21944450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2347}}^1$

素因数の和:2387

約数の個数: 48

約数和(自身を含む): 47166624

約数和(自身を除く): 25222174

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 170, 187, 275, 374, 425, 550, 850, 935, 1870, 2347, 4675, 4694, 9350, 11735, 23470, 25817, 39899, 51634, 58675, 79798, 117350, 129085, 199495, 258170, 398990, 438889, 645425, 877778, 997475, 1290850, 1994950, 2194445, 4388890, 10972225, 21944450]

約数ペア:

[(1, 21944450), (2, 10972225), (5, 4388890), (10, 2194445), (11, 1994950), (17, 1290850), (22, 997475), (25, 877778), (34, 645425), (50, 438889), (55, 398990), (85, 258170), (110, 199495), (170, 129085), (187, 117350), (275, 79798), (374, 58675), (425, 51634), (550, 39899), (850, 25817), (935, 23470), (1870, 11735), (2347, 9350), (4675, 4694)]