21217992

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{21563}}^1$

素因数の和:21613

約数の個数: 32

約数和(自身を含む): 54341280

約数和(自身を除く): 33123288

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 21563, 43126, 64689, 86252, 129378, 172504, 258756, 517512, 884083, 1768166, 2652249, 3536332, 5304498, 7072664, 10608996, 21217992]

約数ペア:

[(1, 21217992), (2, 10608996), (3, 7072664), (4, 5304498), (6, 3536332), (8, 2652249), (12, 1768166), (24, 884083), (41, 517512), (82, 258756), (123, 172504), (164, 129378), (246, 86252), (328, 64689), (492, 43126), (984, 21563)]