21514992

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:822

約数の個数: 80

約数和(自身を含む): 60472320

約数和(自身を除く): 38957328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 38, 48, 57, 62, 76, 93, 114, 124, 152, 186, 228, 248, 304, 372, 456, 496, 589, 744, 761, 912, 1178, 1488, 1522, 1767, 2283, 2356, 3044, 3534, 4566, 4712, 6088, 7068, 9132, 9424, 12176, 14136, 14459, 18264, 23591, 28272, 28918, 36528, 43377, 47182, 57836, 70773, 86754, 94364, 115672, 141546, 173508, 188728, 231344, 283092, 347016, 377456, 448229, 566184, 694032, 896458, 1132368, 1344687, 1792916, 2689374, 3585832, 5378748, 7171664, 10757496, 21514992]

約数ペア:

[(1, 21514992), (2, 10757496), (3, 7171664), (4, 5378748), (6, 3585832), (8, 2689374), (12, 1792916), (16, 1344687), (19, 1132368), (24, 896458), (31, 694032), (38, 566184), (48, 448229), (57, 377456), (62, 347016), (76, 283092), (93, 231344), (114, 188728), (124, 173508), (152, 141546), (186, 115672), (228, 94364), (248, 86754), (304, 70773), (372, 57836), (456, 47182), (496, 43377), (589, 36528), (744, 28918), (761, 28272), (912, 23591), (1178, 18264), (1488, 14459), (1522, 14136), (1767, 12176), (2283, 9424), (2356, 9132), (3044, 7068), (3534, 6088), (4566, 4712)]