21738002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{263}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 40848192

約数和(自身を除く): 19110190

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 263, 286, 289, 374, 442, 526, 578, 2431, 2893, 3179, 3419, 3757, 4471, 4862, 5786, 6358, 6838, 7514, 8942, 37609, 41327, 49181, 58123, 75218, 76007, 82654, 98362, 116246, 152014, 639353, 836077, 988091, 1278706, 1672154, 1976182, 10869001, 21738002]

約数ペア:

[(1, 21738002), (2, 10869001), (11, 1976182), (13, 1672154), (17, 1278706), (22, 988091), (26, 836077), (34, 639353), (143, 152014), (187, 116246), (221, 98362), (263, 82654), (286, 76007), (289, 75218), (374, 58123), (442, 49181), (526, 41327), (578, 37609), (2431, 8942), (2893, 7514), (3179, 6838), (3419, 6358), (3757, 5786), (4471, 4862)]