21196134

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:386

約数の個数: 64

約数和(自身を含む): 50438400

約数和(自身を除く): 29242266

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 73, 114, 146, 171, 219, 283, 342, 438, 513, 566, 657, 849, 1026, 1314, 1387, 1698, 1971, 2547, 2774, 3942, 4161, 5094, 5377, 7641, 8322, 10754, 12483, 15282, 16131, 20659, 24966, 32262, 37449, 41318, 48393, 61977, 74898, 96786, 123954, 145179, 185931, 290358, 371862, 392521, 557793, 785042, 1115586, 1177563, 2355126, 3532689, 7065378, 10598067, 21196134]

約数ペア:

[(1, 21196134), (2, 10598067), (3, 7065378), (6, 3532689), (9, 2355126), (18, 1177563), (19, 1115586), (27, 785042), (38, 557793), (54, 392521), (57, 371862), (73, 290358), (114, 185931), (146, 145179), (171, 123954), (219, 96786), (283, 74898), (342, 61977), (438, 48393), (513, 41318), (566, 37449), (657, 32262), (849, 24966), (1026, 20659), (1314, 16131), (1387, 15282), (1698, 12483), (1971, 10754), (2547, 8322), (2774, 7641), (3942, 5377), (4161, 5094)]