2021519164

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{1907}}^1$

素因数の和:2083

約数の個数: 72

約数和(自身を含む): 4329908352

約数和(自身を除く): 2308389188

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 131, 238, 262, 289, 476, 524, 578, 917, 1156, 1834, 1907, 2023, 2227, 3668, 3814, 4046, 4454, 7628, 8092, 8908, 13349, 15589, 26698, 31178, 32419, 37859, 53396, 62356, 64838, 75718, 129676, 151436, 226933, 249817, 265013, 453866, 499634, 530026, 551123, 907732, 999268, 1060052, 1102246, 1748719, 2204492, 3497438, 3857861, 4246889, 6994876, 7715722, 8493778, 15431444, 16987556, 29728223, 59456446, 72197113, 118912892, 144394226, 288788452, 505379791, 1010759582, 2021519164]

約数ペア:

[(1, 2021519164), (2, 1010759582), (4, 505379791), (7, 288788452), (14, 144394226), (17, 118912892), (28, 72197113), (34, 59456446), (68, 29728223), (119, 16987556), (131, 15431444), (238, 8493778), (262, 7715722), (289, 6994876), (476, 4246889), (524, 3857861), (578, 3497438), (917, 2204492), (1156, 1748719), (1834, 1102246), (1907, 1060052), (2023, 999268), (2227, 907732), (3668, 551123), (3814, 530026), (4046, 499634), (4454, 453866), (7628, 265013), (8092, 249817), (8908, 226933), (13349, 151436), (15589, 129676), (26698, 75718), (31178, 64838), (32419, 62356), (37859, 53396)]