21807934

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:288

約数の個数: 32

約数和(自身を含む): 35769600

約数和(自身を除く): 13961666

約数列:

[1, 2, 19, 38, 59, 71, 118, 137, 142, 274, 1121, 1349, 2242, 2603, 2698, 4189, 5206, 8083, 8378, 9727, 16166, 19454, 79591, 153577, 159182, 184813, 307154, 369626, 573893, 1147786, 10903967, 21807934]

約数ペア:

[(1, 21807934), (2, 10903967), (19, 1147786), (38, 573893), (59, 369626), (71, 307154), (118, 184813), (137, 159182), (142, 153577), (274, 79591), (1121, 19454), (1349, 16166), (2242, 9727), (2603, 8378), (2698, 8083), (4189, 5206)]