21525434

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{607}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 39398400

約数和(自身を除く): 17872966

約数列:

[1, 2, 7, 14, 17, 34, 119, 149, 238, 298, 607, 1043, 1214, 2086, 2533, 4249, 5066, 8498, 10319, 17731, 20638, 35462, 72233, 90443, 144466, 180886, 633101, 1266202, 1537531, 3075062, 10762717, 21525434]

約数ペア:

[(1, 21525434), (2, 10762717), (7, 3075062), (14, 1537531), (17, 1266202), (34, 633101), (119, 180886), (149, 144466), (238, 90443), (298, 72233), (607, 35462), (1043, 20638), (1214, 17731), (2086, 10319), (2533, 8498), (4249, 5066)]