21901728

素因数分解:

$2^5\times 3^1\times {\mathrm{29}}^1\times {\mathrm{7867}}^1$

素因数の和:7909

約数の個数: 48

約数和(自身を含む): 59482080

約数和(自身を除く): 37580352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 87, 96, 116, 174, 232, 348, 464, 696, 928, 1392, 2784, 7867, 15734, 23601, 31468, 47202, 62936, 94404, 125872, 188808, 228143, 251744, 377616, 456286, 684429, 755232, 912572, 1368858, 1825144, 2737716, 3650288, 5475432, 7300576, 10950864, 21901728]

約数ペア:

[(1, 21901728), (2, 10950864), (3, 7300576), (4, 5475432), (6, 3650288), (8, 2737716), (12, 1825144), (16, 1368858), (24, 912572), (29, 755232), (32, 684429), (48, 456286), (58, 377616), (87, 251744), (96, 228143), (116, 188808), (174, 125872), (232, 94404), (348, 62936), (464, 47202), (696, 31468), (928, 23601), (1392, 15734), (2784, 7867)]