21197611992

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1\times {\mathrm{677}}^1$

素因数の和:1273

約数の個数: 128

約数和(自身を含む): 55931420160

約数和(自身を除く): 34733808168

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 131, 138, 184, 262, 276, 393, 433, 524, 552, 677, 786, 866, 1048, 1299, 1354, 1572, 1732, 2031, 2598, 2708, 3013, 3144, 3464, 4062, 5196, 5416, 6026, 8124, 9039, 9959, 10392, 12052, 15571, 16248, 18078, 19918, 24104, 29877, 31142, 36156, 39836, 46713, 56723, 59754, 62284, 72312, 79672, 88687, 93426, 113446, 119508, 124568, 170169, 177374, 186852, 226892, 239016, 266061, 293141, 340338, 354748, 373704, 453784, 532122, 586282, 680676, 709496, 879423, 1064244, 1172564, 1304629, 1361352, 1758846, 2039801, 2128488, 2345128, 2609258, 3517692, 3913887, 4079602, 5218516, 6119403, 6742243, 7035384, 7827774, 8159204, 10437032, 12238806, 13484486, 15655548, 16318408, 20226729, 24477612, 26968972, 31311096, 38401471, 40453458, 48955224, 53937944, 76802942, 80906916, 115204413, 153605884, 161813832, 230408826, 307211768, 460817652, 883233833, 921635304, 1766467666, 2649701499, 3532935332, 5299402998, 7065870664, 10598805996, 21197611992]

約数ペア:

[(1, 21197611992), (2, 10598805996), (3, 7065870664), (4, 5299402998), (6, 3532935332), (8, 2649701499), (12, 1766467666), (23, 921635304), (24, 883233833), (46, 460817652), (69, 307211768), (92, 230408826), (131, 161813832), (138, 153605884), (184, 115204413), (262, 80906916), (276, 76802942), (393, 53937944), (433, 48955224), (524, 40453458), (552, 38401471), (677, 31311096), (786, 26968972), (866, 24477612), (1048, 20226729), (1299, 16318408), (1354, 15655548), (1572, 13484486), (1732, 12238806), (2031, 10437032), (2598, 8159204), (2708, 7827774), (3013, 7035384), (3144, 6742243), (3464, 6119403), (4062, 5218516), (5196, 4079602), (5416, 3913887), (6026, 3517692), (8124, 2609258), (9039, 2345128), (9959, 2128488), (10392, 2039801), (12052, 1758846), (15571, 1361352), (16248, 1304629), (18078, 1172564), (19918, 1064244), (24104, 879423), (29877, 709496), (31142, 680676), (36156, 586282), (39836, 532122), (46713, 453784), (56723, 373704), (59754, 354748), (62284, 340338), (72312, 293141), (79672, 266061), (88687, 239016), (93426, 226892), (113446, 186852), (119508, 177374), (124568, 170169)]