21358590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1097}}^1$

素因数の和:1177

約数の個数: 64

約数和(自身を含む): 56920320

約数和(自身を除く): 35561730

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 59, 66, 110, 118, 165, 177, 295, 330, 354, 590, 649, 885, 1097, 1298, 1770, 1947, 2194, 3245, 3291, 3894, 5485, 6490, 6582, 9735, 10970, 12067, 16455, 19470, 24134, 32910, 36201, 60335, 64723, 72402, 120670, 129446, 181005, 194169, 323615, 362010, 388338, 647230, 711953, 970845, 1423906, 1941690, 2135859, 3559765, 4271718, 7119530, 10679295, 21358590]

約数ペア:

[(1, 21358590), (2, 10679295), (3, 7119530), (5, 4271718), (6, 3559765), (10, 2135859), (11, 1941690), (15, 1423906), (22, 970845), (30, 711953), (33, 647230), (55, 388338), (59, 362010), (66, 323615), (110, 194169), (118, 181005), (165, 129446), (177, 120670), (295, 72402), (330, 64723), (354, 60335), (590, 36201), (649, 32910), (885, 24134), (1097, 19470), (1298, 16455), (1770, 12067), (1947, 10970), (2194, 9735), (3245, 6582), (3291, 6490), (3894, 5485)]