20211059148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{557}}^1\times {\mathrm{1721}}^1$

素因数の和:2543

約数の個数: 96

約数和(自身を含む): 54239528448

約数和(自身を除く): 34028469300

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251, 502, 557, 753, 1004, 1114, 1506, 1671, 1721, 1757, 2228, 3012, 3342, 3442, 3514, 3899, 5163, 5271, 6684, 6884, 7028, 7798, 10326, 10542, 11697, 12047, 15596, 20652, 21084, 23394, 24094, 36141, 46788, 48188, 72282, 139807, 144564, 279614, 419421, 431971, 559228, 838842, 863942, 958597, 978649, 1295913, 1677684, 1727884, 1917194, 1957298, 2591826, 2875791, 2935947, 3023797, 3834388, 3914596, 5183652, 5751582, 5871894, 6047594, 6710179, 9071391, 11503164, 11743788, 12095188, 13420358, 18142782, 20130537, 26840716, 36285564, 40261074, 80522148, 240607847, 481215694, 721823541, 962431388, 1443647082, 1684254929, 2887294164, 3368509858, 5052764787, 6737019716, 10105529574, 20211059148]

約数ペア:

[(1, 20211059148), (2, 10105529574), (3, 6737019716), (4, 5052764787), (6, 3368509858), (7, 2887294164), (12, 1684254929), (14, 1443647082), (21, 962431388), (28, 721823541), (42, 481215694), (84, 240607847), (251, 80522148), (502, 40261074), (557, 36285564), (753, 26840716), (1004, 20130537), (1114, 18142782), (1506, 13420358), (1671, 12095188), (1721, 11743788), (1757, 11503164), (2228, 9071391), (3012, 6710179), (3342, 6047594), (3442, 5871894), (3514, 5751582), (3899, 5183652), (5163, 3914596), (5271, 3834388), (6684, 3023797), (6884, 2935947), (7028, 2875791), (7798, 2591826), (10326, 1957298), (10542, 1917194), (11697, 1727884), (12047, 1677684), (15596, 1295913), (20652, 978649), (21084, 958597), (23394, 863942), (24094, 838842), (36141, 559228), (46788, 431971), (48188, 419421), (72282, 279614), (139807, 144564)]