21621438

素因数分解:

$2^1\times 3^3\times {\mathrm{367}}^1\times {\mathrm{1091}}^1$

素因数の和:1469

約数の個数: 32

約数和(自身を含む): 48222720

約数和(自身を除く): 26601282

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 367, 734, 1091, 1101, 2182, 2202, 3273, 3303, 6546, 6606, 9819, 9909, 19638, 19818, 29457, 58914, 400397, 800794, 1201191, 2402382, 3603573, 7207146, 10810719, 21621438]

約数ペア:

[(1, 21621438), (2, 10810719), (3, 7207146), (6, 3603573), (9, 2402382), (18, 1201191), (27, 800794), (54, 400397), (367, 58914), (734, 29457), (1091, 19818), (1101, 19638), (2182, 9909), (2202, 9819), (3273, 6606), (3303, 6546)]