16721586

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1427}}^1$

素因数の和:1476

約数の個数: 64

約数和(自身を含む): 43868160

約数和(自身を除く): 27146574

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 93, 126, 186, 189, 217, 279, 378, 434, 558, 651, 837, 1302, 1427, 1674, 1953, 2854, 3906, 4281, 5859, 8562, 9989, 11718, 12843, 19978, 25686, 29967, 38529, 44237, 59934, 77058, 88474, 89901, 132711, 179802, 265422, 269703, 309659, 398133, 539406, 619318, 796266, 928977, 1194399, 1857954, 2388798, 2786931, 5573862, 8360793, 16721586]

約数ペア:

[(1, 16721586), (2, 8360793), (3, 5573862), (6, 2786931), (7, 2388798), (9, 1857954), (14, 1194399), (18, 928977), (21, 796266), (27, 619318), (31, 539406), (42, 398133), (54, 309659), (62, 269703), (63, 265422), (93, 179802), (126, 132711), (186, 89901), (189, 88474), (217, 77058), (279, 59934), (378, 44237), (434, 38529), (558, 29967), (651, 25686), (837, 19978), (1302, 12843), (1427, 11718), (1674, 9989), (1953, 8562), (2854, 5859), (3906, 4281)]