21866348

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3847}}^1$

素因数の和:3894

約数の個数: 36

約数和(自身を含む): 46060560

約数和(自身を除く): 24194212

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 812, 1421, 2842, 3847, 5684, 7694, 15388, 26929, 53858, 107716, 111563, 188503, 223126, 377006, 446252, 754012, 780941, 1561882, 3123764, 5466587, 10933174, 21866348]

約数ペア:

[(1, 21866348), (2, 10933174), (4, 5466587), (7, 3123764), (14, 1561882), (28, 780941), (29, 754012), (49, 446252), (58, 377006), (98, 223126), (116, 188503), (196, 111563), (203, 107716), (406, 53858), (812, 26929), (1421, 15388), (2842, 7694), (3847, 5684)]