221369608

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{21737}}^1$

素因数の和:21829

約数の個数: 32

約数和(自身を含む): 443455200

約数和(自身を除く): 222085592

約数列:

[1, 2, 4, 8, 19, 38, 67, 76, 134, 152, 268, 536, 1273, 2546, 5092, 10184, 21737, 43474, 86948, 173896, 413003, 826006, 1456379, 1652012, 2912758, 3304024, 5825516, 11651032, 27671201, 55342402, 110684804, 221369608]

約数ペア:

[(1, 221369608), (2, 110684804), (4, 55342402), (8, 27671201), (19, 11651032), (38, 5825516), (67, 3304024), (76, 2912758), (134, 1652012), (152, 1456379), (268, 826006), (536, 413003), (1273, 173896), (2546, 86948), (5092, 43474), (10184, 21737)]