21497146

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{251}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 37558080

約数和(自身を除く): 16060934

約数列:

[1, 2, 11, 17, 22, 34, 187, 229, 251, 374, 458, 502, 2519, 2761, 3893, 4267, 5038, 5522, 7786, 8534, 42823, 46937, 57479, 85646, 93874, 114958, 632269, 977143, 1264538, 1954286, 10748573, 21497146]

約数ペア:

[(1, 21497146), (2, 10748573), (11, 1954286), (17, 1264538), (22, 977143), (34, 632269), (187, 114958), (229, 93874), (251, 85646), (374, 57479), (458, 46937), (502, 42823), (2519, 8534), (2761, 7786), (3893, 5522), (4267, 5038)]