21287508696

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{3398389}}^1$

素因数の和:3398433

約数の個数: 64

約数和(自身を含む): 61171020000

約数和(自身を除く): 39883511304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 87, 108, 116, 174, 216, 232, 261, 348, 522, 696, 783, 1044, 1566, 2088, 3132, 6264, 3398389, 6796778, 10195167, 13593556, 20390334, 27187112, 30585501, 40780668, 61171002, 81561336, 91756503, 98553281, 122342004, 183513006, 197106562, 244684008, 295659843, 367026012, 394213124, 591319686, 734052024, 788426248, 886979529, 1182639372, 1773959058, 2365278744, 2660938587, 3547918116, 5321877174, 7095836232, 10643754348, 21287508696]

約数ペア:

[(1, 21287508696), (2, 10643754348), (3, 7095836232), (4, 5321877174), (6, 3547918116), (8, 2660938587), (9, 2365278744), (12, 1773959058), (18, 1182639372), (24, 886979529), (27, 788426248), (29, 734052024), (36, 591319686), (54, 394213124), (58, 367026012), (72, 295659843), (87, 244684008), (108, 197106562), (116, 183513006), (174, 122342004), (216, 98553281), (232, 91756503), (261, 81561336), (348, 61171002), (522, 40780668), (696, 30585501), (783, 27187112), (1044, 20390334), (1566, 13593556), (2088, 10195167), (3132, 6796778), (6264, 3398389)]