21796429538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{17419}}^1$

素因数の和:17619

約数の個数: 64

約数和(自身を含む): 39508560000

約数和(自身を除く): 17712130462

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 149, 221, 247, 298, 323, 442, 494, 646, 1937, 2533, 2831, 3874, 4199, 5066, 5662, 8398, 17419, 32929, 34838, 36803, 48127, 65858, 73606, 96254, 226447, 296123, 330961, 452894, 592246, 625651, 661922, 1251302, 2595431, 3849599, 4302493, 5190862, 5626337, 7699198, 8604986, 11252674, 33740603, 44122327, 49313189, 67481206, 73142381, 88244654, 98626378, 146284762, 573590251, 641071457, 838324213, 1147180502, 1282142914, 1676648426, 10898214769, 21796429538]

約数ペア:

[(1, 21796429538), (2, 10898214769), (13, 1676648426), (17, 1282142914), (19, 1147180502), (26, 838324213), (34, 641071457), (38, 573590251), (149, 146284762), (221, 98626378), (247, 88244654), (298, 73142381), (323, 67481206), (442, 49313189), (494, 44122327), (646, 33740603), (1937, 11252674), (2533, 8604986), (2831, 7699198), (3874, 5626337), (4199, 5190862), (5066, 4302493), (5662, 3849599), (8398, 2595431), (17419, 1251302), (32929, 661922), (34838, 625651), (36803, 592246), (48127, 452894), (65858, 330961), (73606, 296123), (96254, 226447)]