21701565540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{333973}}^1$

素因数の和:334026

約数の個数: 108

約数和(自身を含む): 69475275324

約数和(自身を除く): 47773709784

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 361, 380, 570, 684, 722, 855, 1083, 1140, 1444, 1710, 1805, 2166, 3249, 3420, 3610, 4332, 5415, 6498, 7220, 10830, 12996, 16245, 21660, 32490, 64980, 333973, 667946, 1001919, 1335892, 1669865, 2003838, 3005757, 3339730, 4007676, 5009595, 6011514, 6345487, 6679460, 10019190, 12023028, 12690974, 15028785, 19036461, 20038380, 25381948, 30057570, 31727435, 38072922, 57109383, 60115140, 63454870, 76145844, 95182305, 114218766, 120564253, 126909740, 190364610, 228437532, 241128506, 285546915, 361692759, 380729220, 482257012, 571093830, 602821265, 723385518, 1085078277, 1142187660, 1205642530, 1446771036, 1808463795, 2170156554, 2411285060, 3616927590, 4340313108, 5425391385, 7233855180, 10850782770, 21701565540]

約数ペア:

[(1, 21701565540), (2, 10850782770), (3, 7233855180), (4, 5425391385), (5, 4340313108), (6, 3616927590), (9, 2411285060), (10, 2170156554), (12, 1808463795), (15, 1446771036), (18, 1205642530), (19, 1142187660), (20, 1085078277), (30, 723385518), (36, 602821265), (38, 571093830), (45, 482257012), (57, 380729220), (60, 361692759), (76, 285546915), (90, 241128506), (95, 228437532), (114, 190364610), (171, 126909740), (180, 120564253), (190, 114218766), (228, 95182305), (285, 76145844), (342, 63454870), (361, 60115140), (380, 57109383), (570, 38072922), (684, 31727435), (722, 30057570), (855, 25381948), (1083, 20038380), (1140, 19036461), (1444, 15028785), (1710, 12690974), (1805, 12023028), (2166, 10019190), (3249, 6679460), (3420, 6345487), (3610, 6011514), (4332, 5009595), (5415, 4007676), (6498, 3339730), (7220, 3005757), (10830, 2003838), (12996, 1669865), (16245, 1335892), (21660, 1001919), (32490, 667946), (64980, 333973)]