21874710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5099}}^1$

素因数の和:5133

約数の個数: 64

約数和(自身を含む): 61689600

約数和(自身を除く): 39814890

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 5099, 10198, 15297, 25495, 30594, 50990, 56089, 66287, 76485, 112178, 132574, 152970, 168267, 198861, 280445, 331435, 336534, 397722, 560890, 662870, 729157, 841335, 994305, 1458314, 1682670, 1988610, 2187471, 3645785, 4374942, 7291570, 10937355, 21874710]

約数ペア:

[(1, 21874710), (2, 10937355), (3, 7291570), (5, 4374942), (6, 3645785), (10, 2187471), (11, 1988610), (13, 1682670), (15, 1458314), (22, 994305), (26, 841335), (30, 729157), (33, 662870), (39, 560890), (55, 397722), (65, 336534), (66, 331435), (78, 280445), (110, 198861), (130, 168267), (143, 152970), (165, 132574), (195, 112178), (286, 76485), (330, 66287), (390, 56089), (429, 50990), (715, 30594), (858, 25495), (1430, 15297), (2145, 10198), (4290, 5099)]