21801042

素因数分解:

$2^1\times 3^3\times {\mathrm{487}}^1\times {\mathrm{829}}^1$

素因数の和:1327

約数の個数: 32

約数和(自身を含む): 48604800

約数和(自身を除く): 26803758

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 487, 829, 974, 1461, 1658, 2487, 2922, 4383, 4974, 7461, 8766, 13149, 14922, 22383, 26298, 44766, 403723, 807446, 1211169, 2422338, 3633507, 7267014, 10900521, 21801042]

約数ペア:

[(1, 21801042), (2, 10900521), (3, 7267014), (6, 3633507), (9, 2422338), (18, 1211169), (27, 807446), (54, 403723), (487, 44766), (829, 26298), (974, 22383), (1461, 14922), (1658, 13149), (2487, 8766), (2922, 7461), (4383, 4974)]