21873636

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 58924320

約数和(自身を除く): 37050684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 113, 114, 171, 226, 228, 283, 339, 342, 452, 566, 678, 684, 849, 1017, 1132, 1356, 1698, 2034, 2147, 2547, 3396, 4068, 4294, 5094, 5377, 6441, 8588, 10188, 10754, 12882, 16131, 19323, 21508, 25764, 31979, 32262, 38646, 48393, 63958, 64524, 77292, 95937, 96786, 127916, 191874, 193572, 287811, 383748, 575622, 607601, 1151244, 1215202, 1822803, 2430404, 3645606, 5468409, 7291212, 10936818, 21873636]

約数ペア:

[(1, 21873636), (2, 10936818), (3, 7291212), (4, 5468409), (6, 3645606), (9, 2430404), (12, 1822803), (18, 1215202), (19, 1151244), (36, 607601), (38, 575622), (57, 383748), (76, 287811), (113, 193572), (114, 191874), (171, 127916), (226, 96786), (228, 95937), (283, 77292), (339, 64524), (342, 63958), (452, 48393), (566, 38646), (678, 32262), (684, 31979), (849, 25764), (1017, 21508), (1132, 19323), (1356, 16131), (1698, 12882), (2034, 10754), (2147, 10188), (2547, 8588), (3396, 6441), (4068, 5377), (4294, 5094)]