21185754142

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1\times {\mathrm{34763}}^1$

素因数の和:35304

約数の個数: 32

約数和(自身を含む): 36764181504

約数和(自身を除く): 15578427362

約数列:

[1, 2, 7, 14, 101, 202, 431, 707, 862, 1414, 3017, 6034, 34763, 43531, 69526, 87062, 243341, 304717, 486682, 609434, 3511063, 7022126, 14982853, 24577441, 29965706, 49154882, 104879971, 209759942, 1513268153, 3026536306, 10592877071, 21185754142]

約数ペア:

[(1, 21185754142), (2, 10592877071), (7, 3026536306), (14, 1513268153), (101, 209759942), (202, 104879971), (431, 49154882), (707, 29965706), (862, 24577441), (1414, 14982853), (3017, 7022126), (6034, 3511063), (34763, 609434), (43531, 486682), (69526, 304717), (87062, 243341)]