21319471824

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{947027}}^1$

素因数の和:947112

約数の個数: 80

約数和(自身を含む): 63882720768

約数和(自身を除く): 42563248944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 67, 84, 112, 134, 168, 201, 268, 336, 402, 469, 536, 804, 938, 1072, 1407, 1608, 1876, 2814, 3216, 3752, 5628, 7504, 11256, 22512, 947027, 1894054, 2841081, 3788108, 5682162, 6629189, 7576216, 11364324, 13258378, 15152432, 19887567, 22728648, 26516756, 39775134, 45457296, 53033512, 63450809, 79550268, 106067024, 126901618, 159100536, 190352427, 253803236, 318201072, 380704854, 444155663, 507606472, 761409708, 888311326, 1015212944, 1332466989, 1522819416, 1776622652, 2664933978, 3045638832, 3553245304, 5329867956, 7106490608, 10659735912, 21319471824]

約数ペア:

[(1, 21319471824), (2, 10659735912), (3, 7106490608), (4, 5329867956), (6, 3553245304), (7, 3045638832), (8, 2664933978), (12, 1776622652), (14, 1522819416), (16, 1332466989), (21, 1015212944), (24, 888311326), (28, 761409708), (42, 507606472), (48, 444155663), (56, 380704854), (67, 318201072), (84, 253803236), (112, 190352427), (134, 159100536), (168, 126901618), (201, 106067024), (268, 79550268), (336, 63450809), (402, 53033512), (469, 45457296), (536, 39775134), (804, 26516756), (938, 22728648), (1072, 19887567), (1407, 15152432), (1608, 13258378), (1876, 11364324), (2814, 7576216), (3216, 6629189), (3752, 5682162), (5628, 3788108), (7504, 2841081), (11256, 1894054), (22512, 947027)]