21437200680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1343183}}^1$

素因数の和:1343223

約数の個数: 128

約数和(自身を含む): 77367398400

約数和(自身を除く): 55930197720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 1343183, 2686366, 4029549, 5372732, 6715915, 8059098, 9402281, 10745464, 13431830, 16118196, 18804562, 20147745, 25520477, 26863660, 28206843, 32236392, 37609124, 40295490, 47011405, 51040954, 53727320, 56413686, 75218248, 76561431, 80590980, 94022810, 102081908, 112827372, 127602385, 141034215, 153122862, 161181960, 178643339, 188045620, 204163816, 225654744, 255204770, 282068430, 306245724, 357286678, 376091240, 382807155, 510409540, 535930017, 564136860, 612491448, 714573356, 765614310, 893216695, 1020819080, 1071860034, 1128273720, 1429146712, 1531228620, 1786433390, 2143720068, 2679650085, 3062457240, 3572866780, 4287440136, 5359300170, 7145733560, 10718600340, 21437200680]

約数ペア:

[(1, 21437200680), (2, 10718600340), (3, 7145733560), (4, 5359300170), (5, 4287440136), (6, 3572866780), (7, 3062457240), (8, 2679650085), (10, 2143720068), (12, 1786433390), (14, 1531228620), (15, 1429146712), (19, 1128273720), (20, 1071860034), (21, 1020819080), (24, 893216695), (28, 765614310), (30, 714573356), (35, 612491448), (38, 564136860), (40, 535930017), (42, 510409540), (56, 382807155), (57, 376091240), (60, 357286678), (70, 306245724), (76, 282068430), (84, 255204770), (95, 225654744), (105, 204163816), (114, 188045620), (120, 178643339), (133, 161181960), (140, 153122862), (152, 141034215), (168, 127602385), (190, 112827372), (210, 102081908), (228, 94022810), (266, 80590980), (280, 76561431), (285, 75218248), (380, 56413686), (399, 53727320), (420, 51040954), (456, 47011405), (532, 40295490), (570, 37609124), (665, 32236392), (760, 28206843), (798, 26863660), (840, 25520477), (1064, 20147745), (1140, 18804562), (1330, 16118196), (1596, 13431830), (1995, 10745464), (2280, 9402281), (2660, 8059098), (3192, 6715915), (3990, 5372732), (5320, 4029549), (7980, 2686366), (15960, 1343183)]