21645408

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{11867}}^1$

素因数の和:11899

約数の個数: 48

約数和(自身を含む): 59814720

約数和(自身を除く): 38169312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 11867, 23734, 35601, 47468, 71202, 94936, 142404, 189872, 225473, 284808, 379744, 450946, 569616, 676419, 901892, 1139232, 1352838, 1803784, 2705676, 3607568, 5411352, 7215136, 10822704, 21645408]

約数ペア:

[(1, 21645408), (2, 10822704), (3, 7215136), (4, 5411352), (6, 3607568), (8, 2705676), (12, 1803784), (16, 1352838), (19, 1139232), (24, 901892), (32, 676419), (38, 569616), (48, 450946), (57, 379744), (76, 284808), (96, 225473), (114, 189872), (152, 142404), (228, 94936), (304, 71202), (456, 47468), (608, 35601), (912, 23734), (1824, 11867)]