21998732

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41351}}^1$

素因数の和:41381

約数の個数: 24

約数和(自身を含む): 46314240

約数和(自身を除く): 24315508

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 41351, 82702, 165404, 289457, 578914, 785669, 1157828, 1571338, 3142676, 5499683, 10999366, 21998732]

約数ペア:

[(1, 21998732), (2, 10999366), (4, 5499683), (7, 3142676), (14, 1571338), (19, 1157828), (28, 785669), (38, 578914), (76, 289457), (133, 165404), (266, 82702), (532, 41351)]