21423336

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4271}}^1$

素因数の和:4310

約数の個数: 64

約数和(自身を含む): 61516800

約数和(自身を除く): 40093464

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 66, 76, 88, 114, 132, 152, 209, 228, 264, 418, 456, 627, 836, 1254, 1672, 2508, 4271, 5016, 8542, 12813, 17084, 25626, 34168, 46981, 51252, 81149, 93962, 102504, 140943, 162298, 187924, 243447, 281886, 324596, 375848, 486894, 563772, 649192, 892639, 973788, 1127544, 1785278, 1947576, 2677917, 3570556, 5355834, 7141112, 10711668, 21423336]

約数ペア:

[(1, 21423336), (2, 10711668), (3, 7141112), (4, 5355834), (6, 3570556), (8, 2677917), (11, 1947576), (12, 1785278), (19, 1127544), (22, 973788), (24, 892639), (33, 649192), (38, 563772), (44, 486894), (57, 375848), (66, 324596), (76, 281886), (88, 243447), (114, 187924), (132, 162298), (152, 140943), (209, 102504), (228, 93962), (264, 81149), (418, 51252), (456, 46981), (627, 34168), (836, 25626), (1254, 17084), (1672, 12813), (2508, 8542), (4271, 5016)]