2121100970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{26261}}^1$

素因数の和:26506

約数の個数: 32

約数和(自身を含む): 3931106256

約数和(自身を除く): 1810005286

約数列:

[1, 2, 5, 10, 41, 82, 197, 205, 394, 410, 985, 1970, 8077, 16154, 26261, 40385, 52522, 80770, 131305, 262610, 1076701, 2153402, 5173417, 5383505, 10346834, 10767010, 25867085, 51734170, 212110097, 424220194, 1060550485, 2121100970]

約数ペア:

[(1, 2121100970), (2, 1060550485), (5, 424220194), (10, 212110097), (41, 51734170), (82, 25867085), (197, 10767010), (205, 10346834), (394, 5383505), (410, 5173417), (985, 2153402), (1970, 1076701), (8077, 262610), (16154, 131305), (26261, 80770), (40385, 52522)]