21167903068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{86117}}^1$

素因数の和:86326

約数の個数: 48

約数和(自身を含む): 41522654880

約数和(自身を除く): 20354751812

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 163, 326, 377, 652, 754, 1508, 2119, 4238, 4727, 8476, 9454, 18908, 61451, 86117, 122902, 172234, 245804, 344468, 1119521, 2239042, 2497393, 4478084, 4994786, 9989572, 14037071, 28074142, 32466109, 56148284, 64932218, 129864436, 182481923, 364963846, 407075059, 729927692, 814150118, 1628300236, 5291975767, 10583951534, 21167903068]

約数ペア:

[(1, 21167903068), (2, 10583951534), (4, 5291975767), (13, 1628300236), (26, 814150118), (29, 729927692), (52, 407075059), (58, 364963846), (116, 182481923), (163, 129864436), (326, 64932218), (377, 56148284), (652, 32466109), (754, 28074142), (1508, 14037071), (2119, 9989572), (4238, 4994786), (4727, 4478084), (8476, 2497393), (9454, 2239042), (18908, 1119521), (61451, 344468), (86117, 245804), (122902, 172234)]