2021165020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{36923}}^1$

素因数の和:36979

約数の個数: 96

約数和(自身を含む): 5359592448

約数和(自身を除く): 3338427428

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 28, 34, 35, 46, 68, 70, 85, 92, 115, 119, 140, 161, 170, 230, 238, 322, 340, 391, 460, 476, 595, 644, 782, 805, 1190, 1564, 1610, 1955, 2380, 2737, 3220, 3910, 5474, 7820, 10948, 13685, 27370, 36923, 54740, 73846, 147692, 184615, 258461, 369230, 516922, 627691, 738460, 849229, 1033844, 1255382, 1292305, 1698458, 2510764, 2584610, 3138455, 3396916, 4246145, 4393837, 5169220, 5944603, 6276910, 8492290, 8787674, 11889206, 12553820, 14436893, 16984580, 17575348, 21969185, 23778412, 28873786, 29723015, 43938370, 57747572, 59446030, 72184465, 87876740, 101058251, 118892060, 144368930, 202116502, 288737860, 404233004, 505291255, 1010582510, 2021165020]

約数ペア:

[(1, 2021165020), (2, 1010582510), (4, 505291255), (5, 404233004), (7, 288737860), (10, 202116502), (14, 144368930), (17, 118892060), (20, 101058251), (23, 87876740), (28, 72184465), (34, 59446030), (35, 57747572), (46, 43938370), (68, 29723015), (70, 28873786), (85, 23778412), (92, 21969185), (115, 17575348), (119, 16984580), (140, 14436893), (161, 12553820), (170, 11889206), (230, 8787674), (238, 8492290), (322, 6276910), (340, 5944603), (391, 5169220), (460, 4393837), (476, 4246145), (595, 3396916), (644, 3138455), (782, 2584610), (805, 2510764), (1190, 1698458), (1564, 1292305), (1610, 1255382), (1955, 1033844), (2380, 849229), (2737, 738460), (3220, 627691), (3910, 516922), (5474, 369230), (7820, 258461), (10948, 184615), (13685, 147692), (27370, 73846), (36923, 54740)]