21987864

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{16073}}^1$

素因数の和:16104

約数の個数: 48

約数和(自身を含む): 62688600

約数和(自身を除く): 40700736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 16073, 32146, 48219, 64292, 96438, 128584, 144657, 192876, 289314, 305387, 385752, 578628, 610774, 916161, 1157256, 1221548, 1832322, 2443096, 2748483, 3664644, 5496966, 7329288, 10993932, 21987864]

約数ペア:

[(1, 21987864), (2, 10993932), (3, 7329288), (4, 5496966), (6, 3664644), (8, 2748483), (9, 2443096), (12, 1832322), (18, 1221548), (19, 1157256), (24, 916161), (36, 610774), (38, 578628), (57, 385752), (72, 305387), (76, 289314), (114, 192876), (152, 144657), (171, 128584), (228, 96438), (342, 64292), (456, 48219), (684, 32146), (1368, 16073)]