21474272

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 44634240

約数和(自身を除く): 23159968

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 163, 179, 184, 326, 358, 368, 652, 716, 736, 1304, 1432, 2608, 2864, 3749, 4117, 5216, 5728, 7498, 8234, 14996, 16468, 29177, 29992, 32936, 58354, 59984, 65872, 116708, 119968, 131744, 233416, 466832, 671071, 933664, 1342142, 2684284, 5368568, 10737136, 21474272]

約数ペア:

[(1, 21474272), (2, 10737136), (4, 5368568), (8, 2684284), (16, 1342142), (23, 933664), (32, 671071), (46, 466832), (92, 233416), (163, 131744), (179, 119968), (184, 116708), (326, 65872), (358, 59984), (368, 58354), (652, 32936), (716, 29992), (736, 29177), (1304, 16468), (1432, 14996), (2608, 8234), (2864, 7498), (3749, 5728), (4117, 5216)]