21137524338

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{751}}^1\times {\mathrm{670139}}^1$

素因数の和:670902

約数の個数: 32

約数和(自身を含む): 48378746880

約数和(自身を除く): 27241222542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 751, 1502, 2253, 4506, 5257, 10514, 15771, 31542, 670139, 1340278, 2010417, 4020834, 4690973, 9381946, 14072919, 28145838, 503274389, 1006548778, 1509823167, 3019646334, 3522920723, 7045841446, 10568762169, 21137524338]

約数ペア:

[(1, 21137524338), (2, 10568762169), (3, 7045841446), (6, 3522920723), (7, 3019646334), (14, 1509823167), (21, 1006548778), (42, 503274389), (751, 28145838), (1502, 14072919), (2253, 9381946), (4506, 4690973), (5257, 4020834), (10514, 2010417), (15771, 1340278), (31542, 670139)]