21832290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 60652800

約数和(自身を除く): 38820510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 53, 69, 90, 106, 115, 138, 159, 199, 207, 230, 265, 318, 345, 398, 414, 477, 530, 597, 690, 795, 954, 995, 1035, 1194, 1219, 1590, 1791, 1990, 2070, 2385, 2438, 2985, 3582, 3657, 4577, 4770, 5970, 6095, 7314, 8955, 9154, 10547, 10971, 12190, 13731, 17910, 18285, 21094, 21942, 22885, 27462, 31641, 36570, 41193, 45770, 52735, 54855, 63282, 68655, 82386, 94923, 105470, 109710, 137310, 158205, 189846, 205965, 242581, 316410, 411930, 474615, 485162, 727743, 949230, 1212905, 1455486, 2183229, 2425810, 3638715, 4366458, 7277430, 10916145, 21832290]

約数ペア:

[(1, 21832290), (2, 10916145), (3, 7277430), (5, 4366458), (6, 3638715), (9, 2425810), (10, 2183229), (15, 1455486), (18, 1212905), (23, 949230), (30, 727743), (45, 485162), (46, 474615), (53, 411930), (69, 316410), (90, 242581), (106, 205965), (115, 189846), (138, 158205), (159, 137310), (199, 109710), (207, 105470), (230, 94923), (265, 82386), (318, 68655), (345, 63282), (398, 54855), (414, 52735), (477, 45770), (530, 41193), (597, 36570), (690, 31641), (795, 27462), (954, 22885), (995, 21942), (1035, 21094), (1194, 18285), (1219, 17910), (1590, 13731), (1791, 12190), (1990, 10971), (2070, 10547), (2385, 9154), (2438, 8955), (2985, 7314), (3582, 6095), (3657, 5970), (4577, 4770)]