21012234

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{653}}^1$

素因数の和:862

約数の個数: 32

約数和(自身を含む): 43697664

約数和(自身を除く): 22685430

約数列:

[1, 2, 3, 6, 31, 62, 93, 173, 186, 346, 519, 653, 1038, 1306, 1959, 3918, 5363, 10726, 16089, 20243, 32178, 40486, 60729, 112969, 121458, 225938, 338907, 677814, 3502039, 7004078, 10506117, 21012234]

約数ペア:

[(1, 21012234), (2, 10506117), (3, 7004078), (6, 3502039), (31, 677814), (62, 338907), (93, 225938), (173, 121458), (186, 112969), (346, 60729), (519, 40486), (653, 32178), (1038, 20243), (1306, 16089), (1959, 10726), (3918, 5363)]