21907424

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1$

素因数の和:568

約数の個数: 96

約数和(自身を含む): 57044736

約数和(自身を除く): 35137312

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 68, 77, 88, 112, 119, 136, 154, 176, 187, 224, 238, 272, 308, 352, 374, 476, 523, 544, 616, 748, 952, 1046, 1232, 1309, 1496, 1904, 2092, 2464, 2618, 2992, 3661, 3808, 4184, 5236, 5753, 5984, 7322, 8368, 8891, 10472, 11506, 14644, 16736, 17782, 20944, 23012, 29288, 35564, 40271, 41888, 46024, 58576, 62237, 71128, 80542, 92048, 97801, 117152, 124474, 142256, 161084, 184096, 195602, 248948, 284512, 322168, 391204, 497896, 644336, 684607, 782408, 995792, 1288672, 1369214, 1564816, 1991584, 2738428, 3129632, 5476856, 10953712, 21907424]

約数ペア:

[(1, 21907424), (2, 10953712), (4, 5476856), (7, 3129632), (8, 2738428), (11, 1991584), (14, 1564816), (16, 1369214), (17, 1288672), (22, 995792), (28, 782408), (32, 684607), (34, 644336), (44, 497896), (56, 391204), (68, 322168), (77, 284512), (88, 248948), (112, 195602), (119, 184096), (136, 161084), (154, 142256), (176, 124474), (187, 117152), (224, 97801), (238, 92048), (272, 80542), (308, 71128), (352, 62237), (374, 58576), (476, 46024), (523, 41888), (544, 40271), (616, 35564), (748, 29288), (952, 23012), (1046, 20944), (1232, 17782), (1309, 16736), (1496, 14644), (1904, 11506), (2092, 10472), (2464, 8891), (2618, 8368), (2992, 7322), (3661, 5984), (3808, 5753), (4184, 5236)]