21614313

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 34283520

約数和(自身を除く): 12669207

約数列:

[1, 3, 7, 21, 47, 61, 141, 183, 329, 359, 427, 987, 1077, 1281, 2513, 2867, 7539, 8601, 16873, 20069, 21899, 50619, 60207, 65697, 118111, 153293, 354333, 459879, 1029253, 3087759, 7204771, 21614313]

約数ペア:

[(1, 21614313), (3, 7204771), (7, 3087759), (21, 1029253), (47, 459879), (61, 354333), (141, 153293), (183, 118111), (329, 65697), (359, 60207), (427, 50619), (987, 21899), (1077, 20069), (1281, 16873), (2513, 8601), (2867, 7539)]