21738262

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:293

約数の個数: 48

約数和(自身を含む): 41483232

約数和(自身を除く): 19744970

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 113, 151, 182, 226, 302, 637, 791, 1057, 1274, 1469, 1582, 1963, 2114, 2938, 3926, 5537, 7399, 10283, 11074, 13741, 14798, 17063, 20566, 27482, 34126, 71981, 96187, 119441, 143962, 192374, 221819, 238882, 443638, 836087, 1552733, 1672174, 3105466, 10869131, 21738262]

約数ペア:

[(1, 21738262), (2, 10869131), (7, 3105466), (13, 1672174), (14, 1552733), (26, 836087), (49, 443638), (91, 238882), (98, 221819), (113, 192374), (151, 143962), (182, 119441), (226, 96187), (302, 71981), (637, 34126), (791, 27482), (1057, 20566), (1274, 17063), (1469, 14798), (1582, 13741), (1963, 11074), (2114, 10283), (2938, 7399), (3926, 5537)]