21947166

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{21391}}^1$

素因数の和:21421

約数の個数: 32

約数和(自身を含む): 51340800

約数和(自身を除く): 29393634

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 21391, 42782, 64173, 128346, 192519, 385038, 406429, 577557, 812858, 1155114, 1219287, 2438574, 3657861, 7315722, 10973583, 21947166]

約数ペア:

[(1, 21947166), (2, 10973583), (3, 7315722), (6, 3657861), (9, 2438574), (18, 1219287), (19, 1155114), (27, 812858), (38, 577557), (54, 406429), (57, 385038), (114, 192519), (171, 128346), (342, 64173), (513, 42782), (1026, 21391)]