21751704

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1367}}^1$

素因数の和:1409

約数の個数: 96

約数和(自身を含む): 67223520

約数和(自身を除く): 45471816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 34, 36, 39, 51, 52, 68, 72, 78, 102, 104, 117, 136, 153, 156, 204, 221, 234, 306, 312, 408, 442, 468, 612, 663, 884, 936, 1224, 1326, 1367, 1768, 1989, 2652, 2734, 3978, 4101, 5304, 5468, 7956, 8202, 10936, 12303, 15912, 16404, 17771, 23239, 24606, 32808, 35542, 46478, 49212, 53313, 69717, 71084, 92956, 98424, 106626, 139434, 142168, 159939, 185912, 209151, 213252, 278868, 302107, 319878, 418302, 426504, 557736, 604214, 639756, 836604, 906321, 1208428, 1279512, 1673208, 1812642, 2416856, 2718963, 3625284, 5437926, 7250568, 10875852, 21751704]

約数ペア:

[(1, 21751704), (2, 10875852), (3, 7250568), (4, 5437926), (6, 3625284), (8, 2718963), (9, 2416856), (12, 1812642), (13, 1673208), (17, 1279512), (18, 1208428), (24, 906321), (26, 836604), (34, 639756), (36, 604214), (39, 557736), (51, 426504), (52, 418302), (68, 319878), (72, 302107), (78, 278868), (102, 213252), (104, 209151), (117, 185912), (136, 159939), (153, 142168), (156, 139434), (204, 106626), (221, 98424), (234, 92956), (306, 71084), (312, 69717), (408, 53313), (442, 49212), (468, 46478), (612, 35542), (663, 32808), (884, 24606), (936, 23239), (1224, 17771), (1326, 16404), (1367, 15912), (1768, 12303), (1989, 10936), (2652, 8202), (2734, 7956), (3978, 5468), (4101, 5304)]