21437150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2663}}^1$

素因数の和:2705

約数の個数: 48

約数和(自身を含む): 47568384

約数和(自身を除く): 26131234

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 161, 175, 230, 322, 350, 575, 805, 1150, 1610, 2663, 4025, 5326, 8050, 13315, 18641, 26630, 37282, 61249, 66575, 93205, 122498, 133150, 186410, 306245, 428743, 466025, 612490, 857486, 932050, 1531225, 2143715, 3062450, 4287430, 10718575, 21437150]

約数ペア:

[(1, 21437150), (2, 10718575), (5, 4287430), (7, 3062450), (10, 2143715), (14, 1531225), (23, 932050), (25, 857486), (35, 612490), (46, 466025), (50, 428743), (70, 306245), (115, 186410), (161, 133150), (175, 122498), (230, 93205), (322, 66575), (350, 61249), (575, 37282), (805, 26630), (1150, 18641), (1610, 13315), (2663, 8050), (4025, 5326)]