21068532

素因数分解:

$2^2\times 3^3\times {\mathrm{373}}^1\times {\mathrm{523}}^1$

素因数の和:909

約数の個数: 48

約数和(自身を含む): 54873280

約数和(自身を除く): 33804748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 373, 523, 746, 1046, 1119, 1492, 1569, 2092, 2238, 3138, 3357, 4476, 4707, 6276, 6714, 9414, 10071, 13428, 14121, 18828, 20142, 28242, 40284, 56484, 195079, 390158, 585237, 780316, 1170474, 1755711, 2340948, 3511422, 5267133, 7022844, 10534266, 21068532]

約数ペア:

[(1, 21068532), (2, 10534266), (3, 7022844), (4, 5267133), (6, 3511422), (9, 2340948), (12, 1755711), (18, 1170474), (27, 780316), (36, 585237), (54, 390158), (108, 195079), (373, 56484), (523, 40284), (746, 28242), (1046, 20142), (1119, 18828), (1492, 14121), (1569, 13428), (2092, 10071), (2238, 9414), (3138, 6714), (3357, 6276), (4476, 4707)]