21956628

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 58060800

約数和(自身を除く): 36104172

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 46, 53, 57, 69, 76, 79, 92, 106, 114, 138, 158, 159, 212, 228, 237, 276, 316, 318, 437, 474, 636, 874, 948, 1007, 1219, 1311, 1501, 1748, 1817, 2014, 2438, 2622, 3002, 3021, 3634, 3657, 4028, 4187, 4503, 4876, 5244, 5451, 6004, 6042, 7268, 7314, 8374, 9006, 10902, 12084, 12561, 14628, 16748, 18012, 21804, 23161, 25122, 34523, 46322, 50244, 69046, 69483, 79553, 92644, 96301, 103569, 138092, 138966, 159106, 192602, 207138, 238659, 277932, 288903, 318212, 385204, 414276, 477318, 577806, 954636, 1155612, 1829719, 3659438, 5489157, 7318876, 10978314, 21956628]

約数ペア:

[(1, 21956628), (2, 10978314), (3, 7318876), (4, 5489157), (6, 3659438), (12, 1829719), (19, 1155612), (23, 954636), (38, 577806), (46, 477318), (53, 414276), (57, 385204), (69, 318212), (76, 288903), (79, 277932), (92, 238659), (106, 207138), (114, 192602), (138, 159106), (158, 138966), (159, 138092), (212, 103569), (228, 96301), (237, 92644), (276, 79553), (316, 69483), (318, 69046), (437, 50244), (474, 46322), (636, 34523), (874, 25122), (948, 23161), (1007, 21804), (1219, 18012), (1311, 16748), (1501, 14628), (1748, 12561), (1817, 12084), (2014, 10902), (2438, 9006), (2622, 8374), (3002, 7314), (3021, 7268), (3634, 6042), (3657, 6004), (4028, 5451), (4187, 5244), (4503, 4876)]