21913422

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 47256192

約数和(自身を除く): 25342770

約数列:

[1, 2, 3, 6, 19, 38, 57, 67, 114, 134, 151, 201, 302, 361, 402, 453, 722, 906, 1083, 1273, 2166, 2546, 2869, 3819, 5738, 7638, 8607, 10117, 17214, 20234, 24187, 30351, 48374, 54511, 60702, 72561, 109022, 145122, 163533, 192223, 327066, 384446, 576669, 1153338, 3652237, 7304474, 10956711, 21913422]

約数ペア:

[(1, 21913422), (2, 10956711), (3, 7304474), (6, 3652237), (19, 1153338), (38, 576669), (57, 384446), (67, 327066), (114, 192223), (134, 163533), (151, 145122), (201, 109022), (302, 72561), (361, 60702), (402, 54511), (453, 48374), (722, 30351), (906, 24187), (1083, 20234), (1273, 17214), (2166, 10117), (2546, 8607), (2869, 7638), (3819, 5738)]