21167741896

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{169733}}^1$

素因数の和:169894

約数の個数: 64

約数和(自身を含む): 48394558080

約数和(自身を除く): 27226816184

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 131, 136, 238, 262, 476, 524, 917, 952, 1048, 1834, 2227, 3668, 4454, 7336, 8908, 15589, 17816, 31178, 62356, 124712, 169733, 339466, 678932, 1188131, 1357864, 2376262, 2885461, 4752524, 5770922, 9505048, 11541844, 20198227, 22235023, 23083688, 40396454, 44470046, 80792908, 88940092, 155645161, 161585816, 177880184, 311290322, 377995391, 622580644, 755990782, 1245161288, 1511981564, 2645967737, 3023963128, 5291935474, 10583870948, 21167741896]

約数ペア:

[(1, 21167741896), (2, 10583870948), (4, 5291935474), (7, 3023963128), (8, 2645967737), (14, 1511981564), (17, 1245161288), (28, 755990782), (34, 622580644), (56, 377995391), (68, 311290322), (119, 177880184), (131, 161585816), (136, 155645161), (238, 88940092), (262, 80792908), (476, 44470046), (524, 40396454), (917, 23083688), (952, 22235023), (1048, 20198227), (1834, 11541844), (2227, 9505048), (3668, 5770922), (4454, 4752524), (7336, 2885461), (8908, 2376262), (15589, 1357864), (17816, 1188131), (31178, 678932), (62356, 339466), (124712, 169733)]