21371462010

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1388659}}^1$

素因数の和:1388697

約数の個数: 80

約数和(自身を含む): 60490029600

約数和(自身を除く): 39118567590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 114, 135, 162, 171, 190, 270, 285, 342, 405, 513, 570, 810, 855, 1026, 1539, 1710, 2565, 3078, 5130, 7695, 15390, 1388659, 2777318, 4165977, 6943295, 8331954, 12497931, 13886590, 20829885, 24995862, 26384521, 37493793, 41659770, 52769042, 62489655, 74987586, 79153563, 112481379, 124979310, 131922605, 158307126, 187468965, 224962758, 237460689, 263845210, 374937930, 395767815, 474921378, 562406895, 712382067, 791535630, 1124813790, 1187303445, 1424764134, 2137146201, 2374606890, 3561910335, 4274292402, 7123820670, 10685731005, 21371462010]

約数ペア:

[(1, 21371462010), (2, 10685731005), (3, 7123820670), (5, 4274292402), (6, 3561910335), (9, 2374606890), (10, 2137146201), (15, 1424764134), (18, 1187303445), (19, 1124813790), (27, 791535630), (30, 712382067), (38, 562406895), (45, 474921378), (54, 395767815), (57, 374937930), (81, 263845210), (90, 237460689), (95, 224962758), (114, 187468965), (135, 158307126), (162, 131922605), (171, 124979310), (190, 112481379), (270, 79153563), (285, 74987586), (342, 62489655), (405, 52769042), (513, 41659770), (570, 37493793), (810, 26384521), (855, 24995862), (1026, 20829885), (1539, 13886590), (1710, 12497931), (2565, 8331954), (3078, 6943295), (5130, 4165977), (7695, 2777318), (15390, 1388659)]