21875688

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15991}}^1$

素因数の和:16022

約数の個数: 48

約数和(自身を含む): 62368800

約数和(自身を除く): 40493112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15991, 31982, 47973, 63964, 95946, 127928, 143919, 191892, 287838, 303829, 383784, 575676, 607658, 911487, 1151352, 1215316, 1822974, 2430632, 2734461, 3645948, 5468922, 7291896, 10937844, 21875688]

約数ペア:

[(1, 21875688), (2, 10937844), (3, 7291896), (4, 5468922), (6, 3645948), (8, 2734461), (9, 2430632), (12, 1822974), (18, 1215316), (19, 1151352), (24, 911487), (36, 607658), (38, 575676), (57, 383784), (72, 303829), (76, 287838), (114, 191892), (152, 143919), (171, 127928), (228, 95946), (342, 63964), (456, 47973), (684, 31982), (1368, 15991)]