21718944

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{5801}}^1$

素因数の和:5830

約数の個数: 72

約数和(自身を含む): 66525732

約数和(自身を除く): 44806788

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 5801, 11602, 17403, 23204, 34806, 46408, 52209, 69612, 75413, 92816, 104418, 139224, 150826, 185632, 208836, 226239, 278448, 301652, 417672, 452478, 556896, 603304, 678717, 835344, 904956, 1206608, 1357434, 1670688, 1809912, 2413216, 2714868, 3619824, 5429736, 7239648, 10859472, 21718944]

約数ペア:

[(1, 21718944), (2, 10859472), (3, 7239648), (4, 5429736), (6, 3619824), (8, 2714868), (9, 2413216), (12, 1809912), (13, 1670688), (16, 1357434), (18, 1206608), (24, 904956), (26, 835344), (32, 678717), (36, 603304), (39, 556896), (48, 452478), (52, 417672), (72, 301652), (78, 278448), (96, 226239), (104, 208836), (117, 185632), (144, 150826), (156, 139224), (208, 104418), (234, 92816), (288, 75413), (312, 69612), (416, 52209), (468, 46408), (624, 34806), (936, 23204), (1248, 17403), (1872, 11602), (3744, 5801)]