21868938

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{79}}^1$

素因数の和:133

約数の個数: 96

約数和(自身を含む): 59404800

約数和(自身を除く): 37535862

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 79, 91, 117, 126, 158, 169, 182, 234, 237, 273, 338, 474, 507, 546, 553, 711, 819, 1014, 1027, 1106, 1183, 1422, 1521, 1638, 1659, 2054, 2197, 2366, 3042, 3081, 3318, 3549, 4394, 4977, 6162, 6591, 7098, 7189, 9243, 9954, 10647, 13182, 13351, 14378, 15379, 18486, 19773, 21294, 21567, 26702, 30758, 39546, 40053, 43134, 46137, 64701, 80106, 92274, 93457, 120159, 129402, 138411, 173563, 186914, 240318, 276822, 280371, 347126, 520689, 560742, 841113, 1041378, 1214941, 1562067, 1682226, 2429882, 3124134, 3644823, 7289646, 10934469, 21868938]

約数ペア:

[(1, 21868938), (2, 10934469), (3, 7289646), (6, 3644823), (7, 3124134), (9, 2429882), (13, 1682226), (14, 1562067), (18, 1214941), (21, 1041378), (26, 841113), (39, 560742), (42, 520689), (63, 347126), (78, 280371), (79, 276822), (91, 240318), (117, 186914), (126, 173563), (158, 138411), (169, 129402), (182, 120159), (234, 93457), (237, 92274), (273, 80106), (338, 64701), (474, 46137), (507, 43134), (546, 40053), (553, 39546), (711, 30758), (819, 26702), (1014, 21567), (1027, 21294), (1106, 19773), (1183, 18486), (1422, 15379), (1521, 14378), (1638, 13351), (1659, 13182), (2054, 10647), (2197, 9954), (2366, 9243), (3042, 7189), (3081, 7098), (3318, 6591), (3549, 6162), (4394, 4977)]