21431376

素因数分解:

$2^4\times 3^2\times {\mathrm{148829}}^1$

素因数の和:148843

約数の個数: 30

約数和(自身を含む): 59978490

約数和(自身を除く): 38547114

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 148829, 297658, 446487, 595316, 892974, 1190632, 1339461, 1785948, 2381264, 2678922, 3571896, 5357844, 7143792, 10715688, 21431376]

約数ペア:

[(1, 21431376), (2, 10715688), (3, 7143792), (4, 5357844), (6, 3571896), (8, 2678922), (9, 2381264), (12, 1785948), (16, 1339461), (18, 1190632), (24, 892974), (36, 595316), (48, 446487), (72, 297658), (144, 148829)]