21654612

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{85931}}^1$

素因数の和:85948

約数の個数: 36

約数和(自身を含む): 62558496

約数和(自身を除く): 40903884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 85931, 171862, 257793, 343724, 515586, 601517, 773379, 1031172, 1203034, 1546758, 1804551, 2406068, 3093516, 3609102, 5413653, 7218204, 10827306, 21654612]

約数ペア:

[(1, 21654612), (2, 10827306), (3, 7218204), (4, 5413653), (6, 3609102), (7, 3093516), (9, 2406068), (12, 1804551), (14, 1546758), (18, 1203034), (21, 1031172), (28, 773379), (36, 601517), (42, 515586), (63, 343724), (84, 257793), (126, 171862), (252, 85931)]