21930426

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:337

約数の個数: 80

約数和(自身を含む): 57081024

約数和(自身を除く): 35150598

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 83, 126, 162, 166, 189, 233, 249, 378, 466, 498, 567, 581, 699, 747, 1134, 1162, 1398, 1494, 1631, 1743, 2097, 2241, 3262, 3486, 4194, 4482, 4893, 5229, 6291, 6723, 9786, 10458, 12582, 13446, 14679, 15687, 18873, 19339, 29358, 31374, 37746, 38678, 44037, 47061, 58017, 88074, 94122, 116034, 132111, 135373, 174051, 264222, 270746, 348102, 406119, 522153, 812238, 1044306, 1218357, 1566459, 2436714, 3132918, 3655071, 7310142, 10965213, 21930426]

約数ペア:

[(1, 21930426), (2, 10965213), (3, 7310142), (6, 3655071), (7, 3132918), (9, 2436714), (14, 1566459), (18, 1218357), (21, 1044306), (27, 812238), (42, 522153), (54, 406119), (63, 348102), (81, 270746), (83, 264222), (126, 174051), (162, 135373), (166, 132111), (189, 116034), (233, 94122), (249, 88074), (378, 58017), (466, 47061), (498, 44037), (567, 38678), (581, 37746), (699, 31374), (747, 29358), (1134, 19339), (1162, 18873), (1398, 15687), (1494, 14679), (1631, 13446), (1743, 12582), (2097, 10458), (2241, 9786), (3262, 6723), (3486, 6291), (4194, 5229), (4482, 4893)]