21802473

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10487}}^1$

素因数の和:10514

約数の個数: 32

約数和(自身を含む): 40273920

約数和(自身を除く): 18471447

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 10487, 31461, 73409, 94383, 115357, 220227, 283149, 346071, 660681, 807499, 1038213, 1982043, 2422497, 3114639, 7267491, 21802473]

約数ペア:

[(1, 21802473), (3, 7267491), (7, 3114639), (9, 2422497), (11, 1982043), (21, 1038213), (27, 807499), (33, 660681), (63, 346071), (77, 283149), (99, 220227), (189, 115357), (231, 94383), (297, 73409), (693, 31461), (2079, 10487)]