21446670343

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{491}}^1\times {\mathrm{1231}}^1$

素因数の和:1903

約数の個数: 32

約数和(自身を含む): 25428953088

約数和(自身を除く): 3982282745

約数列:

[1, 7, 37, 137, 259, 491, 959, 1231, 3437, 5069, 8617, 18167, 35483, 45547, 67267, 127169, 168647, 318829, 470869, 604421, 1180529, 2488879, 4230947, 6239939, 17422153, 22363577, 43679573, 82805677, 156545039, 579639739, 3063810049, 21446670343]

約数ペア:

[(1, 21446670343), (7, 3063810049), (37, 579639739), (137, 156545039), (259, 82805677), (491, 43679573), (959, 22363577), (1231, 17422153), (3437, 6239939), (5069, 4230947), (8617, 2488879), (18167, 1180529), (35483, 604421), (45547, 470869), (67267, 318829), (127169, 168647)]