21883323

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1553}}^1$

素因数の和:1635

約数の個数: 32

約数和(自身を含む): 36997632

約数和(自身を除く): 15114309

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 183, 231, 427, 671, 1281, 1553, 2013, 4659, 4697, 10871, 14091, 17083, 32613, 51249, 94733, 119581, 284199, 358743, 663131, 1042063, 1989393, 3126189, 7294441, 21883323]

約数ペア:

[(1, 21883323), (3, 7294441), (7, 3126189), (11, 1989393), (21, 1042063), (33, 663131), (61, 358743), (77, 284199), (183, 119581), (231, 94733), (427, 51249), (671, 32613), (1281, 17083), (1553, 14091), (2013, 10871), (4659, 4697)]