21641076

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1091}}^1$

素因数の和:1149

約数の個数: 72

約数和(自身を含む): 59623200

約数和(自身を除く): 37982124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 57, 58, 76, 87, 114, 116, 171, 174, 228, 261, 342, 348, 522, 551, 684, 1044, 1091, 1102, 1653, 2182, 2204, 3273, 3306, 4364, 4959, 6546, 6612, 9819, 9918, 13092, 19638, 19836, 20729, 31639, 39276, 41458, 62187, 63278, 82916, 94917, 124374, 126556, 186561, 189834, 248748, 284751, 373122, 379668, 569502, 601141, 746244, 1139004, 1202282, 1803423, 2404564, 3606846, 5410269, 7213692, 10820538, 21641076]

約数ペア:

[(1, 21641076), (2, 10820538), (3, 7213692), (4, 5410269), (6, 3606846), (9, 2404564), (12, 1803423), (18, 1202282), (19, 1139004), (29, 746244), (36, 601141), (38, 569502), (57, 379668), (58, 373122), (76, 284751), (87, 248748), (114, 189834), (116, 186561), (171, 126556), (174, 124374), (228, 94917), (261, 82916), (342, 63278), (348, 62187), (522, 41458), (551, 39276), (684, 31639), (1044, 20729), (1091, 19836), (1102, 19638), (1653, 13092), (2182, 9918), (2204, 9819), (3273, 6612), (3306, 6546), (4364, 4959)]