21092002695

素因数分解:

$3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{17239}}^1$

素因数の和:17331

約数の個数: 96

約数和(自身を含む): 40664332800

約数和(自身を除く): 19572330105

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 53, 57, 81, 95, 135, 159, 171, 243, 265, 285, 405, 477, 513, 795, 855, 1007, 1215, 1431, 1539, 2385, 2565, 3021, 4293, 4617, 5035, 7155, 7695, 9063, 12879, 15105, 17239, 21465, 23085, 27189, 45315, 51717, 64395, 81567, 86195, 135945, 155151, 244701, 258585, 327541, 407835, 465453, 775755, 913667, 982623, 1223505, 1396359, 1637705, 2327265, 2741001, 2947869, 4189077, 4568335, 4913115, 6981795, 8223003, 8843607, 13705005, 14739345, 17359673, 20945385, 24669009, 26530821, 41115015, 44218035, 52079019, 74007027, 79592463, 86798365, 123345045, 132654105, 156237057, 222021081, 260395095, 370035135, 397962315, 468711171, 781185285, 1110105405, 1406133513, 2343555855, 4218400539, 7030667565, 21092002695]

約数ペア:

[(1, 21092002695), (3, 7030667565), (5, 4218400539), (9, 2343555855), (15, 1406133513), (19, 1110105405), (27, 781185285), (45, 468711171), (53, 397962315), (57, 370035135), (81, 260395095), (95, 222021081), (135, 156237057), (159, 132654105), (171, 123345045), (243, 86798365), (265, 79592463), (285, 74007027), (405, 52079019), (477, 44218035), (513, 41115015), (795, 26530821), (855, 24669009), (1007, 20945385), (1215, 17359673), (1431, 14739345), (1539, 13705005), (2385, 8843607), (2565, 8223003), (3021, 6981795), (4293, 4913115), (4617, 4568335), (5035, 4189077), (7155, 2947869), (7695, 2741001), (9063, 2327265), (12879, 1637705), (15105, 1396359), (17239, 1223505), (21465, 982623), (23085, 913667), (27189, 775755), (45315, 465453), (51717, 407835), (64395, 327541), (81567, 258585), (86195, 244701), (135945, 155151)]