21127994019

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{1483}}^1\times {\mathrm{47969}}^1$

素因数の和:49472

約数の個数: 32

約数和(自身を含む): 34169990400

約数和(自身を除く): 13041996381

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 1483, 4449, 13347, 16313, 40041, 47969, 48939, 143907, 146817, 431721, 440451, 527659, 1295163, 1582977, 4748931, 14246793, 71138027, 213414081, 640242243, 782518297, 1920726729, 2347554891, 7042664673, 21127994019]

約数ペア:

[(1, 21127994019), (3, 7042664673), (9, 2347554891), (11, 1920726729), (27, 782518297), (33, 640242243), (99, 213414081), (297, 71138027), (1483, 14246793), (4449, 4748931), (13347, 1582977), (16313, 1295163), (40041, 527659), (47969, 440451), (48939, 431721), (143907, 146817)]