21131919720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{3467}}^1\times {\mathrm{16931}}^1$

素因数の和:20415

約数の個数: 96

約数和(自身を含む): 68702605920

約数和(自身を除く): 47570686200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 3467, 6934, 10401, 13868, 16931, 17335, 20802, 27736, 31203, 33862, 34670, 41604, 50793, 52005, 62406, 67724, 69340, 83208, 84655, 101586, 104010, 124812, 135448, 138680, 152379, 156015, 169310, 203172, 208020, 249624, 253965, 304758, 312030, 338620, 406344, 416040, 507930, 609516, 624060, 677240, 761895, 1015860, 1219032, 1248120, 1523790, 2031720, 3047580, 6095160, 58699777, 117399554, 176099331, 234799108, 293498885, 352198662, 469598216, 528297993, 586997770, 704397324, 880496655, 1056595986, 1173995540, 1408794648, 1760993310, 2113191972, 2347991080, 2641489965, 3521986620, 4226383944, 5282979930, 7043973240, 10565959860, 21131919720]

約数ペア:

[(1, 21131919720), (2, 10565959860), (3, 7043973240), (4, 5282979930), (5, 4226383944), (6, 3521986620), (8, 2641489965), (9, 2347991080), (10, 2113191972), (12, 1760993310), (15, 1408794648), (18, 1173995540), (20, 1056595986), (24, 880496655), (30, 704397324), (36, 586997770), (40, 528297993), (45, 469598216), (60, 352198662), (72, 293498885), (90, 234799108), (120, 176099331), (180, 117399554), (360, 58699777), (3467, 6095160), (6934, 3047580), (10401, 2031720), (13868, 1523790), (16931, 1248120), (17335, 1219032), (20802, 1015860), (27736, 761895), (31203, 677240), (33862, 624060), (34670, 609516), (41604, 507930), (50793, 416040), (52005, 406344), (62406, 338620), (67724, 312030), (69340, 304758), (83208, 253965), (84655, 249624), (101586, 208020), (104010, 203172), (124812, 169310), (135448, 156015), (138680, 152379)]