21815382

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6173}}^1$

素因数の和:6228

約数の個数: 32

約数和(自身を含む): 47416320

約数和(自身を除く): 25600938

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 62, 93, 114, 186, 589, 1178, 1767, 3534, 6173, 12346, 18519, 37038, 117287, 191363, 234574, 351861, 382726, 574089, 703722, 1148178, 3635897, 7271794, 10907691, 21815382]

約数ペア:

[(1, 21815382), (2, 10907691), (3, 7271794), (6, 3635897), (19, 1148178), (31, 703722), (38, 574089), (57, 382726), (62, 351861), (93, 234574), (114, 191363), (186, 117287), (589, 37038), (1178, 18519), (1767, 12346), (3534, 6173)]