21800596

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 43110144

約数和(自身を除く): 21309548

約数列:

[1, 2, 4, 17, 23, 34, 46, 53, 68, 92, 106, 212, 263, 391, 526, 782, 901, 1052, 1219, 1564, 1802, 2438, 3604, 4471, 4876, 6049, 8942, 12098, 13939, 17884, 20723, 24196, 27878, 41446, 55756, 82892, 102833, 205666, 236963, 320597, 411332, 473926, 641194, 947852, 1282388, 5450149, 10900298, 21800596]

約数ペア:

[(1, 21800596), (2, 10900298), (4, 5450149), (17, 1282388), (23, 947852), (34, 641194), (46, 473926), (53, 411332), (68, 320597), (92, 236963), (106, 205666), (212, 102833), (263, 82892), (391, 55756), (526, 41446), (782, 27878), (901, 24196), (1052, 20723), (1219, 17884), (1564, 13939), (1802, 12098), (2438, 8942), (3604, 6049), (4471, 4876)]