21086613184

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3620641}}^1$

素因数の和:3620673

約数の個数: 56

約数和(自身を含む): 51500011808

約数和(自身を除く): 30413398624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 3620641, 7241282, 14482564, 25344487, 28965128, 47068333, 50688974, 57930256, 94136666, 101377948, 115860512, 188273332, 202755896, 231721024, 329478331, 376546664, 405511792, 658956662, 753093328, 811023584, 1317913324, 1506186656, 1622047168, 2635826648, 3012373312, 5271653296, 10543306592, 21086613184]

約数ペア:

[(1, 21086613184), (2, 10543306592), (4, 5271653296), (7, 3012373312), (8, 2635826648), (13, 1622047168), (14, 1506186656), (16, 1317913324), (26, 811023584), (28, 753093328), (32, 658956662), (52, 405511792), (56, 376546664), (64, 329478331), (91, 231721024), (104, 202755896), (112, 188273332), (182, 115860512), (208, 101377948), (224, 94136666), (364, 57930256), (416, 50688974), (448, 47068333), (728, 28965128), (832, 25344487), (1456, 14482564), (2912, 7241282), (5824, 3620641)]