21834939344

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{421}}^1\times {\mathrm{17909}}^1$

素因数の和:18519

約数の個数: 40

約数和(自身を含む): 42642348840

約数和(自身を除く): 20807409496

約数列:

[1, 2, 4, 8, 16, 181, 362, 421, 724, 842, 1448, 1684, 2896, 3368, 6736, 17909, 35818, 71636, 76201, 143272, 152402, 286544, 304804, 609608, 1219216, 3241529, 6483058, 7539689, 12966116, 15079378, 25932232, 30158756, 51864464, 60317512, 120635024, 1364683709, 2729367418, 5458734836, 10917469672, 21834939344]

約数ペア:

[(1, 21834939344), (2, 10917469672), (4, 5458734836), (8, 2729367418), (16, 1364683709), (181, 120635024), (362, 60317512), (421, 51864464), (724, 30158756), (842, 25932232), (1448, 15079378), (1684, 12966116), (2896, 7539689), (3368, 6483058), (6736, 3241529), (17909, 1219216), (35818, 609608), (71636, 304804), (76201, 286544), (143272, 152402)]