21403426114

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{83437}}^1$

素因数の和:83770

約数の個数: 32

約数和(自身を含む): 37342843776

約数和(自身を除く): 15939417662

約数列:

[1, 2, 7, 14, 73, 146, 251, 502, 511, 1022, 1757, 3514, 18323, 36646, 83437, 128261, 166874, 256522, 584059, 1168118, 6090901, 12181802, 20942687, 41885374, 42636307, 85272614, 146598809, 293197618, 1528816151, 3057632302, 10701713057, 21403426114]

約数ペア:

[(1, 21403426114), (2, 10701713057), (7, 3057632302), (14, 1528816151), (73, 293197618), (146, 146598809), (251, 85272614), (502, 42636307), (511, 41885374), (1022, 20942687), (1757, 12181802), (3514, 6090901), (18323, 1168118), (36646, 584059), (83437, 256522), (128261, 166874)]