21222647678

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1\times {\mathrm{17419}}^1$

素因数の和:17952

約数の個数: 32

約数和(自身を含む): 33700592640

約数和(自身を除く): 12477944962

約数列:

[1, 2, 31, 43, 62, 86, 457, 914, 1333, 2666, 14167, 17419, 19651, 28334, 34838, 39302, 539989, 609181, 749017, 1079978, 1218362, 1498034, 7960483, 15920966, 23219527, 46439054, 246774973, 342300769, 493549946, 684601538, 10611323839, 21222647678]

約数ペア:

[(1, 21222647678), (2, 10611323839), (31, 684601538), (43, 493549946), (62, 342300769), (86, 246774973), (457, 46439054), (914, 23219527), (1333, 15920966), (2666, 7960483), (14167, 1498034), (17419, 1218362), (19651, 1079978), (28334, 749017), (34838, 609181), (39302, 539989)]