21419476736

素因数分解:

$2^8\times 7^1\times {\mathrm{131}}^1\times {\mathrm{91243}}^1$

素因数の和:91397

約数の個数: 72

約数和(自身を含む): 49236722304

約数和(自身を除く): 27817245568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 131, 224, 256, 262, 448, 524, 896, 917, 1048, 1792, 1834, 2096, 3668, 4192, 7336, 8384, 14672, 16768, 29344, 33536, 58688, 91243, 117376, 182486, 234752, 364972, 638701, 729944, 1277402, 1459888, 2554804, 2919776, 5109608, 5839552, 10219216, 11679104, 11952833, 20438432, 23358208, 23905666, 40876864, 47811332, 81753728, 83669831, 95622664, 163507456, 167339662, 191245328, 334679324, 382490656, 669358648, 764981312, 1338717296, 1529962624, 2677434592, 3059925248, 5354869184, 10709738368, 21419476736]

約数ペア:

[(1, 21419476736), (2, 10709738368), (4, 5354869184), (7, 3059925248), (8, 2677434592), (14, 1529962624), (16, 1338717296), (28, 764981312), (32, 669358648), (56, 382490656), (64, 334679324), (112, 191245328), (128, 167339662), (131, 163507456), (224, 95622664), (256, 83669831), (262, 81753728), (448, 47811332), (524, 40876864), (896, 23905666), (917, 23358208), (1048, 20438432), (1792, 11952833), (1834, 11679104), (2096, 10219216), (3668, 5839552), (4192, 5109608), (7336, 2919776), (8384, 2554804), (14672, 1459888), (16768, 1277402), (29344, 729944), (33536, 638701), (58688, 364972), (91243, 234752), (117376, 182486)]