21622380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1459}}^1$

素因数の和:1503

約数の個数: 96

約数和(自身を含む): 68678400

約数和(自身を除く): 47056020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1459, 1482, 2470, 2918, 2964, 3705, 4377, 4940, 5836, 7295, 7410, 8754, 14590, 14820, 17508, 18967, 21885, 27721, 29180, 37934, 43770, 55442, 56901, 75868, 83163, 87540, 94835, 110884, 113802, 138605, 166326, 189670, 227604, 277210, 284505, 332652, 360373, 379340, 415815, 554420, 569010, 720746, 831630, 1081119, 1138020, 1441492, 1663260, 1801865, 2162238, 3603730, 4324476, 5405595, 7207460, 10811190, 21622380]

約数ペア:

[(1, 21622380), (2, 10811190), (3, 7207460), (4, 5405595), (5, 4324476), (6, 3603730), (10, 2162238), (12, 1801865), (13, 1663260), (15, 1441492), (19, 1138020), (20, 1081119), (26, 831630), (30, 720746), (38, 569010), (39, 554420), (52, 415815), (57, 379340), (60, 360373), (65, 332652), (76, 284505), (78, 277210), (95, 227604), (114, 189670), (130, 166326), (156, 138605), (190, 113802), (195, 110884), (228, 94835), (247, 87540), (260, 83163), (285, 75868), (380, 56901), (390, 55442), (494, 43770), (570, 37934), (741, 29180), (780, 27721), (988, 21885), (1140, 18967), (1235, 17508), (1459, 14820), (1482, 14590), (2470, 8754), (2918, 7410), (2964, 7295), (3705, 5836), (4377, 4940)]