21167690032

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{69737}}^1$

素因数の和:70117

約数の個数: 40

約数和(自身を含む): 41819368032

約数和(自身を除く): 20651678000

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 311, 488, 622, 976, 1244, 2488, 4976, 18971, 37942, 69737, 75884, 139474, 151768, 278948, 303536, 557896, 1115792, 4253957, 8507914, 17015828, 21688207, 34031656, 43376414, 68063312, 86752828, 173505656, 347011312, 1322980627, 2645961254, 5291922508, 10583845016, 21167690032]

約数ペア:

[(1, 21167690032), (2, 10583845016), (4, 5291922508), (8, 2645961254), (16, 1322980627), (61, 347011312), (122, 173505656), (244, 86752828), (311, 68063312), (488, 43376414), (622, 34031656), (976, 21688207), (1244, 17015828), (2488, 8507914), (4976, 4253957), (18971, 1115792), (37942, 557896), (69737, 303536), (75884, 278948), (139474, 151768)]