21611170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16249}}^1$

素因数の和:16282

約数の個数: 32

約数和(自身を含む): 46800000

約数和(自身を除く): 25188830

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 16249, 32498, 81245, 113743, 162490, 227486, 308731, 568715, 617462, 1137430, 1543655, 2161117, 3087310, 4322234, 10805585, 21611170]

約数ペア:

[(1, 21611170), (2, 10805585), (5, 4322234), (7, 3087310), (10, 2161117), (14, 1543655), (19, 1137430), (35, 617462), (38, 568715), (70, 308731), (95, 227486), (133, 162490), (190, 113743), (266, 81245), (665, 32498), (1330, 16249)]