21872762

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:302

約数の個数: 32

約数和(自身を含む): 35985600

約数和(自身を除く): 14112838

約数列:

[1, 2, 19, 38, 41, 82, 101, 139, 202, 278, 779, 1558, 1919, 2641, 3838, 4141, 5282, 5699, 8282, 11398, 14039, 28078, 78679, 108281, 157358, 216562, 266741, 533482, 575599, 1151198, 10936381, 21872762]

約数ペア:

[(1, 21872762), (2, 10936381), (19, 1151198), (38, 575599), (41, 533482), (82, 266741), (101, 216562), (139, 157358), (202, 108281), (278, 78679), (779, 28078), (1558, 14039), (1919, 11398), (2641, 8282), (3838, 5699), (4141, 5282)]