21272688

素因数分解:

$2^4\times 3^2\times {\mathrm{147727}}^1$

素因数の和:147741

約数の個数: 30

約数和(自身を含む): 59534384

約数和(自身を除く): 38261696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 147727, 295454, 443181, 590908, 886362, 1181816, 1329543, 1772724, 2363632, 2659086, 3545448, 5318172, 7090896, 10636344, 21272688]

約数ペア:

[(1, 21272688), (2, 10636344), (3, 7090896), (4, 5318172), (6, 3545448), (8, 2659086), (9, 2363632), (12, 1772724), (16, 1329543), (18, 1181816), (24, 886362), (36, 590908), (48, 443181), (72, 295454), (144, 147727)]