21121726416

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{938243}}^1$

素因数の和:938328

約数の個数: 80

約数和(自身を含む): 63290187264

約数和(自身を除く): 42168460848

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, 938243, 1876486, 2814729, 3752972, 5629458, 6567701, 7505944, 11258916, 13135402, 15011888, 19703103, 22517832, 26270804, 39406206, 45035664, 52541608, 62862281, 78812412, 105083216, 125724562, 157624824, 188586843, 251449124, 315249648, 377173686, 440035967, 502898248, 754347372, 880071934, 1005796496, 1320107901, 1508694744, 1760143868, 2640215802, 3017389488, 3520287736, 5280431604, 7040575472, 10560863208, 21121726416]

約数ペア:

[(1, 21121726416), (2, 10560863208), (3, 7040575472), (4, 5280431604), (6, 3520287736), (7, 3017389488), (8, 2640215802), (12, 1760143868), (14, 1508694744), (16, 1320107901), (21, 1005796496), (24, 880071934), (28, 754347372), (42, 502898248), (48, 440035967), (56, 377173686), (67, 315249648), (84, 251449124), (112, 188586843), (134, 157624824), (168, 125724562), (201, 105083216), (268, 78812412), (336, 62862281), (402, 52541608), (469, 45035664), (536, 39406206), (804, 26270804), (938, 22517832), (1072, 19703103), (1407, 15011888), (1608, 13135402), (1876, 11258916), (2814, 7505944), (3216, 6567701), (3752, 5629458), (5628, 3752972), (7504, 2814729), (11256, 1876486), (22512, 938243)]