21539998536

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{476633}}^1$

素因数の和:476918

約数の個数: 64

約数和(自身を含む): 61771766400

約数和(自身を除く): 40231767864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 269, 538, 807, 1076, 1614, 1883, 2152, 3228, 3766, 5649, 6456, 7532, 11298, 15064, 22596, 45192, 476633, 953266, 1429899, 1906532, 2859798, 3336431, 3813064, 5719596, 6672862, 10009293, 11439192, 13345724, 20018586, 26691448, 40037172, 80074344, 128214277, 256428554, 384642831, 512857108, 769285662, 897499939, 1025714216, 1538571324, 1794999878, 2692499817, 3077142648, 3589999756, 5384999634, 7179999512, 10769999268, 21539998536]

約数ペア:

[(1, 21539998536), (2, 10769999268), (3, 7179999512), (4, 5384999634), (6, 3589999756), (7, 3077142648), (8, 2692499817), (12, 1794999878), (14, 1538571324), (21, 1025714216), (24, 897499939), (28, 769285662), (42, 512857108), (56, 384642831), (84, 256428554), (168, 128214277), (269, 80074344), (538, 40037172), (807, 26691448), (1076, 20018586), (1614, 13345724), (1883, 11439192), (2152, 10009293), (3228, 6672862), (3766, 5719596), (5649, 3813064), (6456, 3336431), (7532, 2859798), (11298, 1906532), (15064, 1429899), (22596, 953266), (45192, 476633)]