21800376

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23291}}^1$

素因数の和:23316

約数の個数: 48

約数和(自身を含む): 63587160

約数和(自身を除く): 41786784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 23291, 46582, 69873, 93164, 139746, 186328, 209619, 279492, 302783, 419238, 558984, 605566, 838476, 908349, 1211132, 1676952, 1816698, 2422264, 2725047, 3633396, 5450094, 7266792, 10900188, 21800376]

約数ペア:

[(1, 21800376), (2, 10900188), (3, 7266792), (4, 5450094), (6, 3633396), (8, 2725047), (9, 2422264), (12, 1816698), (13, 1676952), (18, 1211132), (24, 908349), (26, 838476), (36, 605566), (39, 558984), (52, 419238), (72, 302783), (78, 279492), (104, 209619), (117, 186328), (156, 139746), (234, 93164), (312, 69873), (468, 46582), (936, 23291)]