21318442

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{373}}^1$

素因数の和:474

約数の個数: 24

約数和(自身を含む): 34797708

約数和(自身を除く): 13479266

約数列:

[1, 2, 17, 34, 41, 82, 373, 697, 746, 1394, 1681, 3362, 6341, 12682, 15293, 28577, 30586, 57154, 259981, 519962, 627013, 1254026, 10659221, 21318442]

約数ペア:

[(1, 21318442), (2, 10659221), (17, 1254026), (34, 627013), (41, 519962), (82, 259981), (373, 57154), (697, 30586), (746, 28577), (1394, 15293), (1681, 12682), (3362, 6341)]