21058300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{6793}}^1$

素因数の和:6838

約数の個数: 36

約数和(自身を含む): 47177536

約数和(自身を除く): 26119236

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 6793, 13586, 27172, 33965, 67930, 135860, 169825, 210583, 339650, 421166, 679300, 842332, 1052915, 2105830, 4211660, 5264575, 10529150, 21058300]

約数ペア:

[(1, 21058300), (2, 10529150), (4, 5264575), (5, 4211660), (10, 2105830), (20, 1052915), (25, 842332), (31, 679300), (50, 421166), (62, 339650), (100, 210583), (124, 169825), (155, 135860), (310, 67930), (620, 33965), (775, 27172), (1550, 13586), (3100, 6793)]