21966498

素因数分解:

$2^1\times 3^3\times {\mathrm{157}}^1\times {\mathrm{2591}}^1$

素因数の和:2759

約数の個数: 32

約数和(自身を含む): 49144320

約数和(自身を除く): 27177822

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 157, 314, 471, 942, 1413, 2591, 2826, 4239, 5182, 7773, 8478, 15546, 23319, 46638, 69957, 139914, 406787, 813574, 1220361, 2440722, 3661083, 7322166, 10983249, 21966498]

約数ペア:

[(1, 21966498), (2, 10983249), (3, 7322166), (6, 3661083), (9, 2440722), (18, 1220361), (27, 813574), (54, 406787), (157, 139914), (314, 69957), (471, 46638), (942, 23319), (1413, 15546), (2591, 8478), (2826, 7773), (4239, 5182)]