21448872

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15679}}^1$

素因数の和:15710

約数の個数: 48

約数和(自身を含む): 61152000

約数和(自身を除く): 39703128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15679, 31358, 47037, 62716, 94074, 125432, 141111, 188148, 282222, 297901, 376296, 564444, 595802, 893703, 1128888, 1191604, 1787406, 2383208, 2681109, 3574812, 5362218, 7149624, 10724436, 21448872]

約数ペア:

[(1, 21448872), (2, 10724436), (3, 7149624), (4, 5362218), (6, 3574812), (8, 2681109), (9, 2383208), (12, 1787406), (18, 1191604), (19, 1128888), (24, 893703), (36, 595802), (38, 564444), (57, 376296), (72, 297901), (76, 282222), (114, 188148), (152, 141111), (171, 125432), (228, 94074), (342, 62716), (456, 47037), (684, 31358), (1368, 15679)]