21411480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9391}}^1$

素因数の和:9424

約数の個数: 64

約数和(自身を含む): 67622400

約数和(自身を除く): 46210920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 9391, 18782, 28173, 37564, 46955, 56346, 75128, 93910, 112692, 140865, 178429, 187820, 225384, 281730, 356858, 375640, 535287, 563460, 713716, 892145, 1070574, 1126920, 1427432, 1784290, 2141148, 2676435, 3568580, 4282296, 5352870, 7137160, 10705740, 21411480]

約数ペア:

[(1, 21411480), (2, 10705740), (3, 7137160), (4, 5352870), (5, 4282296), (6, 3568580), (8, 2676435), (10, 2141148), (12, 1784290), (15, 1427432), (19, 1126920), (20, 1070574), (24, 892145), (30, 713716), (38, 563460), (40, 535287), (57, 375640), (60, 356858), (76, 281730), (95, 225384), (114, 187820), (120, 178429), (152, 140865), (190, 112692), (228, 93910), (285, 75128), (380, 56346), (456, 46955), (570, 37564), (760, 28173), (1140, 18782), (2280, 9391)]