21080076

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 50539776

約数和(自身を除く): 29459700

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 157, 167, 201, 268, 314, 334, 402, 471, 501, 628, 668, 804, 942, 1002, 1884, 2004, 10519, 11189, 21038, 22378, 26219, 31557, 33567, 42076, 44756, 52438, 63114, 67134, 78657, 104876, 126228, 134268, 157314, 314628, 1756673, 3513346, 5270019, 7026692, 10540038, 21080076]

約数ペア:

[(1, 21080076), (2, 10540038), (3, 7026692), (4, 5270019), (6, 3513346), (12, 1756673), (67, 314628), (134, 157314), (157, 134268), (167, 126228), (201, 104876), (268, 78657), (314, 67134), (334, 63114), (402, 52438), (471, 44756), (501, 42076), (628, 33567), (668, 31557), (804, 26219), (942, 22378), (1002, 21038), (1884, 11189), (2004, 10519)]