21788424

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2543}}^1$

素因数の和:2579

約数の個数: 96

約数和(自身を含む): 71435520

約数和(自身を除く): 49647096

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 34, 36, 42, 51, 56, 63, 68, 72, 84, 102, 119, 126, 136, 153, 168, 204, 238, 252, 306, 357, 408, 476, 504, 612, 714, 952, 1071, 1224, 1428, 2142, 2543, 2856, 4284, 5086, 7629, 8568, 10172, 15258, 17801, 20344, 22887, 30516, 35602, 43231, 45774, 53403, 61032, 71204, 86462, 91548, 106806, 129693, 142408, 160209, 172924, 183096, 213612, 259386, 302617, 320418, 345848, 389079, 427224, 518772, 605234, 640836, 778158, 907851, 1037544, 1210468, 1281672, 1556316, 1815702, 2420936, 2723553, 3112632, 3631404, 5447106, 7262808, 10894212, 21788424]

約数ペア:

[(1, 21788424), (2, 10894212), (3, 7262808), (4, 5447106), (6, 3631404), (7, 3112632), (8, 2723553), (9, 2420936), (12, 1815702), (14, 1556316), (17, 1281672), (18, 1210468), (21, 1037544), (24, 907851), (28, 778158), (34, 640836), (36, 605234), (42, 518772), (51, 427224), (56, 389079), (63, 345848), (68, 320418), (72, 302617), (84, 259386), (102, 213612), (119, 183096), (126, 172924), (136, 160209), (153, 142408), (168, 129693), (204, 106806), (238, 91548), (252, 86462), (306, 71204), (357, 61032), (408, 53403), (476, 45774), (504, 43231), (612, 35602), (714, 30516), (952, 22887), (1071, 20344), (1224, 17801), (1428, 15258), (2142, 10172), (2543, 8568), (2856, 7629), (4284, 5086)]