21928116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{929}}^1$

素因数の和:1224

約数の個数: 48

約数和(自身を含む): 58746240

約数和(自身を除く): 36818124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 281, 562, 843, 929, 1124, 1686, 1858, 1967, 2787, 3372, 3716, 3934, 5574, 5901, 6503, 7868, 11148, 11802, 13006, 19509, 23604, 26012, 39018, 78036, 261049, 522098, 783147, 1044196, 1566294, 1827343, 3132588, 3654686, 5482029, 7309372, 10964058, 21928116]

約数ペア:

[(1, 21928116), (2, 10964058), (3, 7309372), (4, 5482029), (6, 3654686), (7, 3132588), (12, 1827343), (14, 1566294), (21, 1044196), (28, 783147), (42, 522098), (84, 261049), (281, 78036), (562, 39018), (843, 26012), (929, 23604), (1124, 19509), (1686, 13006), (1858, 11802), (1967, 11148), (2787, 7868), (3372, 6503), (3716, 5901), (3934, 5574)]