21878150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3677}}^1$

素因数の和:3713

約数の個数: 48

約数和(自身を含む): 49255776

約数和(自身を除く): 27377626

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 170, 175, 238, 350, 425, 595, 850, 1190, 2975, 3677, 5950, 7354, 18385, 25739, 36770, 51478, 62509, 91925, 125018, 128695, 183850, 257390, 312545, 437563, 625090, 643475, 875126, 1286950, 1562725, 2187815, 3125450, 4375630, 10939075, 21878150]

約数ペア:

[(1, 21878150), (2, 10939075), (5, 4375630), (7, 3125450), (10, 2187815), (14, 1562725), (17, 1286950), (25, 875126), (34, 643475), (35, 625090), (50, 437563), (70, 312545), (85, 257390), (119, 183850), (170, 128695), (175, 125018), (238, 91925), (350, 62509), (425, 51478), (595, 36770), (850, 25739), (1190, 18385), (2975, 7354), (3677, 5950)]