21910892

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 43182720

約数和(自身を除く): 21271828

約数列:

[1, 2, 4, 17, 29, 34, 41, 58, 68, 82, 116, 164, 271, 493, 542, 697, 986, 1084, 1189, 1394, 1972, 2378, 2788, 4607, 4756, 7859, 9214, 11111, 15718, 18428, 20213, 22222, 31436, 40426, 44444, 80852, 133603, 188887, 267206, 322219, 377774, 534412, 644438, 755548, 1288876, 5477723, 10955446, 21910892]

約数ペア:

[(1, 21910892), (2, 10955446), (4, 5477723), (17, 1288876), (29, 755548), (34, 644438), (41, 534412), (58, 377774), (68, 322219), (82, 267206), (116, 188887), (164, 133603), (271, 80852), (493, 44444), (542, 40426), (697, 31436), (986, 22222), (1084, 20213), (1189, 18428), (1394, 15718), (1972, 11111), (2378, 9214), (2788, 7859), (4607, 4756)]