21037560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9227}}^1$

素因数の和:9260

約数の個数: 64

約数和(自身を含む): 66441600

約数和(自身を除く): 45404040

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, 9227, 18454, 27681, 36908, 46135, 55362, 73816, 92270, 110724, 138405, 175313, 184540, 221448, 276810, 350626, 369080, 525939, 553620, 701252, 876565, 1051878, 1107240, 1402504, 1753130, 2103756, 2629695, 3506260, 4207512, 5259390, 7012520, 10518780, 21037560]

約数ペア:

[(1, 21037560), (2, 10518780), (3, 7012520), (4, 5259390), (5, 4207512), (6, 3506260), (8, 2629695), (10, 2103756), (12, 1753130), (15, 1402504), (19, 1107240), (20, 1051878), (24, 876565), (30, 701252), (38, 553620), (40, 525939), (57, 369080), (60, 350626), (76, 276810), (95, 221448), (114, 184540), (120, 175313), (152, 138405), (190, 110724), (228, 92270), (285, 73816), (380, 55362), (456, 46135), (570, 36908), (760, 27681), (1140, 18454), (2280, 9227)]