21099687093

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:667

約数の個数: 96

約数和(自身を含む): 33924384000

約数和(自身を除く): 12824696907

約数列:

[1, 3, 9, 19, 29, 57, 87, 101, 103, 171, 261, 303, 309, 409, 551, 909, 927, 1227, 1653, 1919, 1957, 2929, 2987, 3681, 4959, 5757, 5871, 7771, 8787, 8961, 10403, 11861, 17271, 17613, 23313, 26361, 26883, 31209, 35583, 41309, 42127, 55651, 56753, 69939, 93627, 106749, 123927, 126381, 166953, 170259, 197657, 225359, 301687, 371781, 379143, 500859, 510777, 592971, 676077, 784871, 800413, 905061, 1197961, 1221683, 1778913, 2028231, 2354613, 2401239, 2715183, 3593883, 3665049, 4254827, 5732053, 7063839, 7203717, 10781649, 10995147, 12764481, 17196159, 22761259, 23211977, 38293443, 51588477, 68283777, 69635931, 80841713, 123389983, 204851331, 208907793, 242525139, 370169949, 727575417, 1110509847, 2344409677, 7033229031, 21099687093]

約数ペア:

[(1, 21099687093), (3, 7033229031), (9, 2344409677), (19, 1110509847), (29, 727575417), (57, 370169949), (87, 242525139), (101, 208907793), (103, 204851331), (171, 123389983), (261, 80841713), (303, 69635931), (309, 68283777), (409, 51588477), (551, 38293443), (909, 23211977), (927, 22761259), (1227, 17196159), (1653, 12764481), (1919, 10995147), (1957, 10781649), (2929, 7203717), (2987, 7063839), (3681, 5732053), (4959, 4254827), (5757, 3665049), (5871, 3593883), (7771, 2715183), (8787, 2401239), (8961, 2354613), (10403, 2028231), (11861, 1778913), (17271, 1221683), (17613, 1197961), (23313, 905061), (26361, 800413), (26883, 784871), (31209, 676077), (35583, 592971), (41309, 510777), (42127, 500859), (55651, 379143), (56753, 371781), (69939, 301687), (93627, 225359), (106749, 197657), (123927, 170259), (126381, 166953)]