21649550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1753}}^1$

素因数の和:1797

約数の個数: 48

約数和(自身を含む): 45674160

約数和(自身を除く): 24024610

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 475, 494, 650, 950, 1235, 1753, 2470, 3506, 6175, 8765, 12350, 17530, 22789, 33307, 43825, 45578, 66614, 87650, 113945, 166535, 227890, 333070, 432991, 569725, 832675, 865982, 1139450, 1665350, 2164955, 4329910, 10824775, 21649550]

約数ペア:

[(1, 21649550), (2, 10824775), (5, 4329910), (10, 2164955), (13, 1665350), (19, 1139450), (25, 865982), (26, 832675), (38, 569725), (50, 432991), (65, 333070), (95, 227890), (130, 166535), (190, 113945), (247, 87650), (325, 66614), (475, 45578), (494, 43825), (650, 33307), (950, 22789), (1235, 17530), (1753, 12350), (2470, 8765), (3506, 6175)]