21386535144

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3137}}^1\times {\mathrm{21851}}^1$

素因数の和:25010

約数の個数: 64

約数和(自身を含む): 57600123840

約数和(自身を除く): 36213588696

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 3137, 6274, 9411, 12548, 18822, 21851, 25096, 37644, 40781, 43702, 65553, 75288, 81562, 87404, 122343, 131106, 163124, 174808, 244686, 262212, 284063, 326248, 489372, 524424, 568126, 852189, 978744, 1136252, 1704378, 2272504, 3408756, 6817512, 68546587, 137093174, 205639761, 274186348, 411279522, 548372696, 822559044, 891105631, 1645118088, 1782211262, 2673316893, 3564422524, 5346633786, 7128845048, 10693267572, 21386535144]

約数ペア:

[(1, 21386535144), (2, 10693267572), (3, 7128845048), (4, 5346633786), (6, 3564422524), (8, 2673316893), (12, 1782211262), (13, 1645118088), (24, 891105631), (26, 822559044), (39, 548372696), (52, 411279522), (78, 274186348), (104, 205639761), (156, 137093174), (312, 68546587), (3137, 6817512), (6274, 3408756), (9411, 2272504), (12548, 1704378), (18822, 1136252), (21851, 978744), (25096, 852189), (37644, 568126), (40781, 524424), (43702, 489372), (65553, 326248), (75288, 284063), (81562, 262212), (87404, 244686), (122343, 174808), (131106, 163124)]