21994182

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1009}}^1$

素因数の和:1197

約数の個数: 48

約数和(自身を含む): 54830880

約数和(自身を除く): 32836698

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 173, 346, 519, 1009, 1038, 1211, 1557, 2018, 2422, 3027, 3114, 3633, 6054, 7063, 7266, 9081, 10899, 14126, 18162, 21189, 21798, 42378, 63567, 127134, 174557, 349114, 523671, 1047342, 1221899, 1571013, 2443798, 3142026, 3665697, 7331394, 10997091, 21994182]

約数ペア:

[(1, 21994182), (2, 10997091), (3, 7331394), (6, 3665697), (7, 3142026), (9, 2443798), (14, 1571013), (18, 1221899), (21, 1047342), (42, 523671), (63, 349114), (126, 174557), (173, 127134), (346, 63567), (519, 42378), (1009, 21798), (1038, 21189), (1211, 18162), (1557, 14126), (2018, 10899), (2422, 9081), (3027, 7266), (3114, 7063), (3633, 6054)]