21722350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1453}}^1$

素因数の和:1501

約数の個数: 48

約数和(自身を含む): 45434592

約数和(自身を除く): 23712242

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 130, 230, 299, 325, 575, 598, 650, 1150, 1453, 1495, 2906, 2990, 7265, 7475, 14530, 14950, 18889, 33419, 36325, 37778, 66838, 72650, 94445, 167095, 188890, 334190, 434447, 472225, 835475, 868894, 944450, 1670950, 2172235, 4344470, 10861175, 21722350]

約数ペア:

[(1, 21722350), (2, 10861175), (5, 4344470), (10, 2172235), (13, 1670950), (23, 944450), (25, 868894), (26, 835475), (46, 472225), (50, 434447), (65, 334190), (115, 188890), (130, 167095), (230, 94445), (299, 72650), (325, 66838), (575, 37778), (598, 36325), (650, 33419), (1150, 18889), (1453, 14950), (1495, 14530), (2906, 7475), (2990, 7265)]